149647136688 has 160 divisors (see below), whose sum is σ = 491248320000. Its totient is φ = 42726507264.

The previous prime is 149647136669. The next prime is 149647136707. The reversal of 149647136688 is 886631746941.

It is a happy number.

149647136688 is a `hidden beast` number, since 1 + 496 + 4 + 7 + 1 + 3 + 66 + 88 = 666.

149647136688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (149647136669) and next prime (149647136707).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4516470 + ... + 4549482.

It is an arithmetic number, because the mean of its divisors is an integer number (3070302000).

Almost surely, 2^149647136688 is an apocalyptic number.

149647136688 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149647136688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245624160000).

149647136688 is an abundant number, since it is smaller than the sum of its proper divisors (341601183312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149647136688 is a wasteful number, since it uses less digits than its factorization.

149647136688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34536 (or 34524 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 63.

The spelling of 149647136688 in words is "one hundred forty-nine billion, six hundred forty-seven million, one hundred thirty-six thousand, six hundred eighty-eight".