86571012350538 has 12 divisors (see below), whose sum is σ = 187570526759538. Its totient is φ = 28857004116840.

The previous prime is 86571012350489. The next prime is 86571012350569. The reversal of 86571012350538 is 83505321017568.

86571012350538 is a `hidden beast` number, since 8 + 6 + 5 + 7 + 1 + 0 + 123 + 505 + 3 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 48028184876169 + 38542827474369 = 6930237^2 + 6208287^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2404750343053 + ... + 2404750343088.

Almost surely, 2^{86571012350538} is an apocalyptic number.

86571012350538 is an abundant number, since it is smaller than the sum of its proper divisors (100999514409000).

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

86571012350538 is a wasteful number, since it uses less digits than its factorization.

86571012350538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4809500686149 (or 4809500686146 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 54.

The spelling of 86571012350538 in words is "eighty-six trillion, five hundred seventy-one billion, twelve million, three hundred fifty thousand, five hundred thirty-eight".