212730524604 has 36 divisors (see below), whose sum is σ = 579099762696. Its totient is φ = 65455545888.

The previous prime is 212730524579. The next prime is 212730524623. The reversal of 212730524604 is 406425037212.

212730524604 is a `hidden beast` number, since 2 + 1 + 2 + 73 + 0 + 524 + 60 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 227275734 + ... + 227276669.

Almost surely, 2^212730524604 is an apocalyptic number.

It is an amenable number.

212730524604 is an abundant number, since it is smaller than the sum of its proper divisors (366369238092).

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

212730524604 is a wasteful number, since it uses less digits than its factorization.

212730524604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454552426 (or 454552421 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The spelling of 212730524604 in words is "two hundred twelve billion, seven hundred thirty million, five hundred twenty-four thousand, six hundred four".