8369455928772 has 12 divisors (see below), whose sum is σ = 19528730500496. Its totient is φ = 2789818642920.

The previous prime is 8369455928707. The next prime is 8369455928921. The reversal of 8369455928772 is 2778295549638.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×8369455928772² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8369455928694 and 8369455928703.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348727330354 + ... + 348727330377.

Almost surely, 2^{8369455928772} is an apocalyptic number.

It is an amenable number.

8369455928772 is an abundant number, since it is smaller than the sum of its proper divisors (11159274571724).

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

8369455928772 is a wasteful number, since it uses less digits than its factorization.

8369455928772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697454660738 (or 697454660736 counting only the distinct ones).

The product of its digits is 1828915200, while the sum is 75.

The spelling of 8369455928772 in words is "eight trillion, three hundred sixty-nine billion, four hundred fifty-five million, nine hundred twenty-eight thousand, seven hundred seventy-two".