747332313156 has 576 divisors, whose sum is σ = 2354474304000. Its totient is φ = 196748697600.

The previous prime is 747332313137. The next prime is 747332313157. The reversal of 747332313156 is 651313233747.

747332313156 is a `hidden beast` number, since 7 + 4 + 7 + 3 + 323 + 1 + 315 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (747332313157) by changing a digit.

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 191 ways as a sum of consecutive naturals, for example, 1247632945 + ... + 1247633543.

It is an arithmetic number, because the mean of its divisors is an integer number (4087629000).

Almost surely, 2^747332313156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 747332313156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1177237152000).

747332313156 is an abundant number, since it is smaller than the sum of its proper divisors (1607141990844).

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

747332313156 is a wasteful number, since it uses less digits than its factorization.

747332313156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860 (or 855 counting only the distinct ones).

The product of its digits is 952560, while the sum is 45.

The spelling of 747332313156 in words is "seven hundred forty-seven billion, three hundred thirty-two million, three hundred thirteen thousand, one hundred fifty-six".