86321462568442 has 16 divisors (see below), whose sum is σ = 132016049431560. Its totient is φ = 42317233687872.

The previous prime is 86321462568433. The next prime is 86321462568449. The reversal of 86321462568442 is 24486526412368.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 79303673478121 + 7017789090321 = 8905261^2 + 2649111^2 .

It is not an unprimeable number, because it can be changed into a prime (86321462568449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280077717 + ... + 280385752.

Almost surely, 2^{86321462568442} is an apocalyptic number.

86321462568442 is a deficient number, since it is larger than the sum of its proper divisors (45694586863118).

86321462568442 is a wasteful number, since it uses less digits than its factorization.

86321462568442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560464977.

The product of its digits is 106168320, while the sum is 61.

The spelling of 86321462568442 in words is "eighty-six trillion, three hundred twenty-one billion, four hundred sixty-two million, five hundred sixty-eight thousand, four hundred forty-two".