853897516132 has 6 divisors (see below), whose sum is σ = 1494320653238. Its totient is φ = 426948758064.

The previous prime is 853897516097. The next prime is 853897516159. The reversal of 853897516132 is 231615798358.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 656498580516 + 197398935616 = 810246^2 + 444296^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106737189513 + ... + 106737189520.

Almost surely, 2^853897516132 is an apocalyptic number.

It is an amenable number.

853897516132 is a deficient number, since it is larger than the sum of its proper divisors (640423137106).

853897516132 is a wasteful number, since it uses less digits than its factorization.

853897516132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213474379037 (or 213474379035 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 58.

The spelling of 853897516132 in words is "eight hundred fifty-three billion, eight hundred ninety-seven million, five hundred sixteen thousand, one hundred thirty-two".