8081615653056 has 84 divisors (see below), whose sum is σ = 25270355025864. Its totient is φ = 2448974438400.

The previous prime is 8081615653039. The next prime is 8081615653057. The reversal of 8081615653056 is 6503565161808.

8081615653056 is a `hidden beast` number, since 8 + 0 + 8 + 1 + 6 + 1 + 56 + 530 + 56 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 8081615652993 and 8081615653011.

It is not an unprimeable number, because it can be changed into a prime (8081615653057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 637747425 + ... + 637760096.

Almost surely, 2^{8081615653056} is an apocalyptic number.

It is an amenable number.

8081615653056 is an abundant number, since it is smaller than the sum of its proper divisors (17188739372808).

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

8081615653056 is a wasteful number, since it uses less digits than its factorization.

8081615653056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275507550 (or 1275507537 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 54.

The spelling of 8081615653056 in words is "eight trillion, eighty-one billion, six hundred fifteen million, six hundred fifty-three thousand, fifty-six".