610660400843185 has 96 divisors (see below), whose sum is σ = 938246222495232. Its totient is φ = 377266089553920.

The previous prime is 610660400843167. The next prime is 610660400843201. The reversal of 610660400843185 is 581348004066016.

It is not a de Polignac number, because 610660400843185 - 2³⁵ = 610626041104817 is a prime.

It is a super-2 number, since 2×610660400843185² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3330607624 + ... + 3330790966.

It is an arithmetic number, because the mean of its divisors is an integer number (9773398150992).

Almost surely, 2^{610660400843185} is an apocalyptic number.

It is an amenable number.

610660400843185 is a deficient number, since it is larger than the sum of its proper divisors (327585821652047).

610660400843185 is a wasteful number, since it uses less digits than its factorization.

610660400843185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194423 (or 194416 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 610660400843185 in words is "six hundred ten trillion, six hundred sixty billion, four hundred million, eight hundred forty-three thousand, one hundred eighty-five".