85457035655 has 4 divisors (see below), whose sum is σ = 102548442792. Its totient is φ = 68365628520.

The previous prime is 85457035627. The next prime is 85457035687. The reversal of 85457035655 is 55653075458.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 85457035655 - 2⁸ = 85457035399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85457035597 and 85457035606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8545703561 + ... + 8545703570.

It is an arithmetic number, because the mean of its divisors is an integer number (25637110698).

Almost surely, 2^85457035655 is an apocalyptic number.

85457035655 is a deficient number, since it is larger than the sum of its proper divisors (17091407137).

85457035655 is a wasteful number, since it uses less digits than its factorization.

85457035655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17091407136.

The product of its (nonzero) digits is 12600000, while the sum is 53.

The spelling of 85457035655 in words is "eighty-five billion, four hundred fifty-seven million, thirty-five thousand, six hundred fifty-five".