86551257211464 has 64 divisors (see below), whose sum is σ = 216948289443840. Its totient is φ = 28774403159040.

The previous prime is 86551257211369. The next prime is 86551257211543. The reversal of 86551257211464 is 46411275215568.

It is a super-2 number, since 2×86551257211464² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 509528754 + ... + 509698590.

It is an arithmetic number, because the mean of its divisors is an integer number (3389817022560).

Almost surely, 2^{86551257211464} is an apocalyptic number.

It is an amenable number.

86551257211464 is an abundant number, since it is smaller than the sum of its proper divisors (130397032232376).

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

86551257211464 is a wasteful number, since it uses less digits than its factorization.

86551257211464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225670 (or 225666 counting only the distinct ones).

The product of its digits is 16128000, while the sum is 57.

The spelling of 86551257211464 in words is "eighty-six trillion, five hundred fifty-one billion, two hundred fifty-seven million, two hundred eleven thousand, four hundred sixty-four".