86257959551 has 2 divisors, whose sum is σ = 86257959552. Its totient is φ = 86257959550.

The previous prime is 86257959547. The next prime is 86257959553. The reversal of 86257959551 is 15595975268.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86257959551 - 2² = 86257959547 is a prime.

Together with 86257959553, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86257959553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43128979775 + 43128979776.

It is an arithmetic number, because the mean of its divisors is an integer number (43128979776).

Almost surely, 2^86257959551 is an apocalyptic number.

86257959551 is a deficient number, since it is larger than the sum of its proper divisors (1).

86257959551 is an equidigital number, since it uses as much as digits as its factorization.

86257959551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34020000, while the sum is 62.

The spelling of 86257959551 in words is "eighty-six billion, two hundred fifty-seven million, nine hundred fifty-nine thousand, five hundred fifty-one".