85045645053 has 12 divisors (see below), whose sum is σ = 122852540928. Its totient is φ = 56693020680.

The previous prime is 85045645033. The next prime is 85045645067. The reversal of 85045645053 is 35054654058.

85045645053 is a `hidden beast` number, since 8 + 504 + 56 + 45 + 0 + 53 = 666.

It is not a de Polignac number, because 85045645053 - 2¹⁴ = 85045628669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85045645033) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 204703 + ... + 460428.

It is an arithmetic number, because the mean of its divisors is an integer number (10237711744).

Almost surely, 2^85045645053 is an apocalyptic number.

It is an amenable number.

85045645053 is a deficient number, since it is larger than the sum of its proper divisors (37806895875).

85045645053 is a wasteful number, since it uses less digits than its factorization.

85045645053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679344 (or 679341 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 85045645053 in words is "eighty-five billion, forty-five million, six hundred forty-five thousand, fifty-three".