86224511605816 has 32 divisors (see below), whose sum is σ = 163498734316800. Its totient is φ = 42624915773440.

The previous prime is 86224511605783. The next prime is 86224511605823. The reversal of 86224511605816 is 61850611542268.

It is a happy number.

It is a super-2 number, since 2×86224511605816² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6209001 + ... + 14525863.

It is an arithmetic number, because the mean of its divisors is an integer number (5109335447400).

Almost surely, 2^{86224511605816} is an apocalyptic number.

It is an amenable number.

86224511605816 is a deficient number, since it is larger than the sum of its proper divisors (77274222710984).

86224511605816 is a wasteful number, since it uses less digits than its factorization.

86224511605816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8331519 (or 8331515 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 55.

The spelling of 86224511605816 in words is "eighty-six trillion, two hundred twenty-four billion, five hundred eleven million, six hundred five thousand, eight hundred sixteen".