86663386406051 has 48 divisors (see below), whose sum is σ = 109124322098400. Its totient is φ = 68217666048000.

The previous prime is 86663386406041. The next prime is 86663386406059. The reversal of 86663386406051 is 15060468336668.

It is a happy number.

It is not a de Polignac number, because 86663386406051 - 2⁴⁶ = 16294642228387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86663386406059) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139911875 + ... + 140529923.

It is an arithmetic number, because the mean of its divisors is an integer number (2273423377050).

Almost surely, 2^{86663386406051} is an apocalyptic number.

86663386406051 is a deficient number, since it is larger than the sum of its proper divisors (22460935692349).

86663386406051 is a wasteful number, since it uses less digits than its factorization.

86663386406051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619204 (or 619197 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 62.

The spelling of 86663386406051 in words is "eighty-six trillion, six hundred sixty-three billion, three hundred eighty-six million, four hundred six thousand, fifty-one".