210604813344 has 120 divisors (see below), whose sum is σ = 655817331708. Its totient is φ = 66072084480.

The previous prime is 210604813333. The next prime is 210604813357. The reversal of 210604813344 is 443318406012.

210604813344 is a `hidden beast` number, since 2 + 1 + 0 + 604 + 8 + 1 + 3 + 3 + 44 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 200335017744 + 10269795600 = 447588^2 + 101340^2 .

It is a super-2 number, since 2×210604813344² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 210604813299 and 210604813308.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2345697 + ... + 2433824.

Almost surely, 2^210604813344 is an apocalyptic number.

210604813344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

210604813344 is an abundant number, since it is smaller than the sum of its proper divisors (445212518364).

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

210604813344 is a wasteful number, since it uses less digits than its factorization.

210604813344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4779560 (or 4779543 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 210604813344 in words is "two hundred ten billion, six hundred four million, eight hundred thirteen thousand, three hundred forty-four".