86361455951 has 2 divisors, whose sum is σ = 86361455952. Its totient is φ = 86361455950.

The previous prime is 86361455923. The next prime is 86361455981. The reversal of 86361455951 is 15955416368.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86361455951 - 2²² = 86357261647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86361455893 and 86361455902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86361455981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43180727975 + 43180727976.

It is an arithmetic number, because the mean of its divisors is an integer number (43180727976).

Almost surely, 2^86361455951 is an apocalyptic number.

86361455951 is a deficient number, since it is larger than the sum of its proper divisors (1).

86361455951 is an equidigital number, since it uses as much as digits as its factorization.

86361455951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888000, while the sum is 53.

The spelling of 86361455951 in words is "eighty-six billion, three hundred sixty-one million, four hundred fifty-five thousand, nine hundred fifty-one".