86562081412 has 6 divisors (see below), whose sum is σ = 151483642478. Its totient is φ = 43281040704.

The previous prime is 86562081349. The next prime is 86562081421. The reversal of 86562081412 is 21418026568.

It can be written as a sum of positive squares in only one way, i.e., 52123629636 + 34438451776 = 228306^2 + 185576^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10820260173 + ... + 10820260180.

Almost surely, 2^86562081412 is an apocalyptic number.

It is an amenable number.

86562081412 is a deficient number, since it is larger than the sum of its proper divisors (64921561066).

86562081412 is a wasteful number, since it uses less digits than its factorization.

86562081412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21640520357 (or 21640520355 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 43.

The spelling of 86562081412 in words is "eighty-six billion, five hundred sixty-two million, eighty-one thousand, four hundred twelve".