86251072262356 has 12 divisors (see below), whose sum is σ = 150939951577492. Its totient is φ = 43125371811648.

The previous prime is 86251072262347. The next prime is 86251072262359. The reversal of 86251072262356 is 65326227015268.

It can be written as a sum of positive squares in 2 ways, for example, as 20749081773456 + 65501990488900 = 4555116^2 + 8093330^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86251072262297 and 86251072262306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86251072262359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39895065 + ... + 42001408.

Almost surely, 2^{86251072262356} is an apocalyptic number.

It is an amenable number.

86251072262356 is a deficient number, since it is larger than the sum of its proper divisors (64688879315136).

86251072262356 is a wasteful number, since it uses less digits than its factorization.

86251072262356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82159770 (or 82159768 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 55.

The spelling of 86251072262356 in words is "eighty-six trillion, two hundred fifty-one billion, seventy-two million, two hundred sixty-two thousand, three hundred fifty-six".