853715620900 has 36 divisors (see below), whose sum is σ = 1950066212080. Its totient is φ = 323513287200.

The previous prime is 853715620873. The next prime is 853715620921. The reversal of 853715620900 is 9026517358.

It is a super-2 number, since 2×853715620900² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224660106 + ... + 224663905.

Almost surely, 2^853715620900 is an apocalyptic number.

It is an amenable number.

853715620900 is an abundant number, since it is smaller than the sum of its proper divisors (1096350591180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

853715620900 is a wasteful number, since it uses less digits than its factorization.

853715620900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449324044 (or 449324037 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 46.

The spelling of 853715620900 in words is "eight hundred fifty-three billion, seven hundred fifteen million, six hundred twenty thousand, nine hundred".