853930861602 has 64 divisors (see below), whose sum is σ = 2212614405120. Its totient is φ = 213359241024.

The previous prime is 853930861561. The next prime is 853930861603. The reversal of 853930861602 is 206168039358.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (853930861603) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 41146888 + ... + 41167635.

It is an arithmetic number, because the mean of its divisors is an integer number (34572100080).

Almost surely, 2^853930861602 is an apocalyptic number.

853930861602 is an abundant number, since it is smaller than the sum of its proper divisors (1358683543518).

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

853930861602 is a wasteful number, since it uses less digits than its factorization.

853930861602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82314567.

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 853930861602 in words is "eight hundred fifty-three billion, nine hundred thirty million, eight hundred sixty-one thousand, six hundred two".