213373736952 has 32 divisors (see below), whose sum is σ = 536142142800. Its totient is φ = 70763538944.

The previous prime is 213373736929. The next prime is 213373736993. The reversal of 213373736952 is 259637373312.

It is a super-2 number, since 2×213373736952² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213373736895 and 213373736904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22560177 + ... + 22569632.

Almost surely, 2^213373736952 is an apocalyptic number.

It is an amenable number.

213373736952 is an abundant number, since it is smaller than the sum of its proper divisors (322768405848).

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

213373736952 is a wasteful number, since it uses less digits than its factorization.

213373736952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45130015 (or 45130011 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 51.

The spelling of 213373736952 in words is "two hundred thirteen billion, three hundred seventy-three million, seven hundred thirty-six thousand, nine hundred fifty-two".