8256563272030 has 64 divisors (see below), whose sum is σ = 15154224261120. Its totient is φ = 3238373551104.

The previous prime is 8256563272019. The next prime is 8256563272033. The reversal of 8256563272030 is 302723656528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8256563272033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65599339 + ... + 65725081.

It is an arithmetic number, because the mean of its divisors is an integer number (236784754080).

Almost surely, 2^{8256563272030} is an apocalyptic number.

8256563272030 is a deficient number, since it is larger than the sum of its proper divisors (6897660989090).

8256563272030 is a wasteful number, since it uses less digits than its factorization.

8256563272030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126473.

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 8256563272030 in words is "eight trillion, two hundred fifty-six billion, five hundred sixty-three million, two hundred seventy-two thousand, thirty".