612636452421704 has 32 divisors (see below), whose sum is σ = 1175385328704000. Its totient is φ = 299225383616640.

The previous prime is 612636452421659. The next prime is 612636452421757. The reversal of 612636452421704 is 407124254636216.

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, 1563481904 + ... + 1563873695.

It is an arithmetic number, because the mean of its divisors is an integer number (36730791522000).

Almost surely, 2^{612636452421704} is an apocalyptic number.

It is an amenable number.

612636452421704 is a deficient number, since it is larger than the sum of its proper divisors (562748876282296).

612636452421704 is a wasteful number, since it uses less digits than its factorization.

612636452421704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3127356173 (or 3127356169 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 53.

The spelling of 612636452421704 in words is "six hundred twelve trillion, six hundred thirty-six billion, four hundred fifty-two million, four hundred twenty-one thousand, seven hundred four".