9155256155672 has 64 divisors (see below), whose sum is σ = 19543151439360. Its totient is φ = 3980079980800.

The previous prime is 9155256155629. The next prime is 9155256155743. The reversal of 9155256155672 is 2765516525519.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17309813 + ... + 17830875.

It is an arithmetic number, because the mean of its divisors is an integer number (305361741240).

Almost surely, 2^{9155256155672} is an apocalyptic number.

9155256155672 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

9155256155672 is an abundant number, since it is smaller than the sum of its proper divisors (10387895283688).

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

9155256155672 is a wasteful number, since it uses less digits than its factorization.

9155256155672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529784 (or 529780 counting only the distinct ones).

The product of its digits is 28350000, while the sum is 59.

The spelling of 9155256155672 in words is "nine trillion, one hundred fifty-five billion, two hundred fifty-six million, one hundred fifty-five thousand, six hundred seventy-two".