86815034051 has 2 divisors, whose sum is σ = 86815034052. Its totient is φ = 86815034050.

The previous prime is 86815034041. The next prime is 86815034057. The reversal of 86815034051 is 15043051868.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86815034051 - 2¹⁰ = 86815033027 is a prime.

It is not a weakly prime, because it can be changed into another prime (86815034057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43407517025 + 43407517026.

It is an arithmetic number, because the mean of its divisors is an integer number (43407517026).

Almost surely, 2^86815034051 is an apocalyptic number.

86815034051 is a deficient number, since it is larger than the sum of its proper divisors (1).

86815034051 is an equidigital number, since it uses as much as digits as its factorization.

86815034051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 86815034051 in words is "eighty-six billion, eight hundred fifteen million, thirty-four thousand, fifty-one".