86762055997 has 2 divisors, whose sum is σ = 86762055998. Its totient is φ = 86762055996.

The previous prime is 86762055973. The next prime is 86762056009. The reversal of 86762055997 is 79955026768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65768654116 + 20993401881 = 256454^2 + 144891^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86762055997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86762095997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43381027998 + 43381027999.

It is an arithmetic number, because the mean of its divisors is an integer number (43381027999).

Almost surely, 2^86762055997 is an apocalyptic number.

It is an amenable number.

86762055997 is a deficient number, since it is larger than the sum of its proper divisors (1).

86762055997 is an equidigital number, since it uses as much as digits as its factorization.

86762055997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57153600, while the sum is 64.

The spelling of 86762055997 in words is "eighty-six billion, seven hundred sixty-two million, fifty-five thousand, nine hundred ninety-seven".