71856482254315 has 16 divisors (see below), whose sum is σ = 94314864718080. Its totient is φ = 52121372577120.

The previous prime is 71856482254247. The next prime is 71856482254471. The reversal of 71856482254315 is 51345228465817.

It is not a de Polignac number, because 71856482254315 - 2¹⁵ = 71856482221547 is a prime.

It is a super-2 number, since 2×71856482254315² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1723569519 + ... + 1723611208.

It is an arithmetic number, because the mean of its divisors is an integer number (5894679044880).

Almost surely, 2^{71856482254315} is an apocalyptic number.

71856482254315 is a deficient number, since it is larger than the sum of its proper divisors (22458382463765).

71856482254315 is a wasteful number, since it uses less digits than its factorization.

71856482254315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447181122.

The product of its digits is 64512000, while the sum is 61.

The spelling of 71856482254315 in words is "seventy-one trillion, eight hundred fifty-six billion, four hundred eighty-two million, two hundred fifty-four thousand, three hundred fifteen".