85604862455 has 32 divisors (see below), whose sum is σ = 118879294464. Its totient is φ = 57962071296.

The previous prime is 85604862449. The next prime is 85604862493. The reversal of 85604862455 is 55426840658.

It is a cyclic number.

It is not a de Polignac number, because 85604862455 - 2⁴ = 85604862439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 85604862397 and 85604862406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6247622 + ... + 6261308.

It is an arithmetic number, because the mean of its divisors is an integer number (3714977952).

Almost surely, 2^85604862455 is an apocalyptic number.

85604862455 is a deficient number, since it is larger than the sum of its proper divisors (33274432009).

85604862455 is a wasteful number, since it uses less digits than its factorization.

85604862455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15935.

The product of its (nonzero) digits is 9216000, while the sum is 53.

The spelling of 85604862455 in words is "eighty-five billion, six hundred four million, eight hundred sixty-two thousand, four hundred fifty-five".