147187228968 has 144 divisors (see below), whose sum is σ = 443593774260. Its totient is φ = 43827194880.

The previous prime is 147187228957. The next prime is 147187229017. The reversal of 147187228968 is 869822781741.

147187228968 is a `hidden beast` number, since 1 + 471 + 8 + 7 + 22 + 89 + 68 = 666.

147187228968 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 109983763044 + 37203465924 = 331638^2 + 192882^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 817680 + ... + 981312.

Almost surely, 2^147187228968 is an apocalyptic number.

147187228968 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 147187228968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221796887130).

147187228968 is an abundant number, since it is smaller than the sum of its proper divisors (296406545292).

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

147187228968 is a wasteful number, since it uses less digits than its factorization.

147187228968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163720 (or 163682 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 63.

The spelling of 147187228968 in words is "one hundred forty-seven billion, one hundred eighty-seven million, two hundred twenty-eight thousand, nine hundred sixty-eight".