9557888958072 has 240 divisors, whose sum is σ = 33537221708760. Its totient is φ = 2520761814144.

The previous prime is 9557888957987. The next prime is 9557888958089. The reversal of 9557888958072 is 2708598887559.

9557888958072 is a `hidden beast` number, since 9 + 557 + 8 + 8 + 8 + 9 + 58 + 0 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a junction number, because it is equal to n+sod(n) for n = 9557888957982 and 9557888958000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 11164798 + ... + 11990349.

Almost surely, 2^{9557888958072} is an apocalyptic number.

It is an amenable number.

9557888958072 is an abundant number, since it is smaller than the sum of its proper divisors (23979332750688).

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

9557888958072 is a wasteful number, since it uses less digits than its factorization.

9557888958072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23155192 (or 23155172 counting only the distinct ones).

The product of its (nonzero) digits is 4064256000, while the sum is 81.

The spelling of 9557888958072 in words is "nine trillion, five hundred fifty-seven billion, eight hundred eighty-eight million, nine hundred fifty-eight thousand, seventy-two".