149727111954 has 96 divisors (see below), whose sum is σ = 351138240000. Its totient is φ = 42436880640.

The previous prime is 149727111929. The next prime is 149727112033. The reversal of 149727111954 is 459111727941.

149727111954 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 149727111897 and 149727111906.

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 47 ways as a sum of consecutive naturals, for example, 43410022 + ... + 43413470.

It is an arithmetic number, because the mean of its divisors is an integer number (3657690000).

Almost surely, 2^149727111954 is an apocalyptic number.

149727111954 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 149727111954, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175569120000).

149727111954 is an abundant number, since it is smaller than the sum of its proper divisors (201411128046).

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

149727111954 is a wasteful number, since it uses less digits than its factorization.

149727111954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4608 (or 4601 counting only the distinct ones).

The product of its digits is 635040, while the sum is 51.

The spelling of 149727111954 in words is "one hundred forty-nine billion, seven hundred twenty-seven million, one hundred eleven thousand, nine hundred fifty-four".