610135664 has 40 divisors (see below), whose sum is σ = 1207123632. Its totient is φ = 298667520.

The previous prime is 610135663. The next prime is 610135699. The reversal of 610135664 is 466531016.

It is a self number, because there is not a number n which added to its sum of digits gives 610135664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610135663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226067 + ... + 228749.

Almost surely, 2^610135664 is an apocalyptic number.

It is an amenable number.

610135664 is a deficient number, since it is larger than the sum of its proper divisors (596987968).

610135664 is a wasteful number, since it uses less digits than its factorization.

610135664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985 (or 2979 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 610135664 is about 24700.9243551734. The cubic root of 610135664 is about 848.1554761206.

The spelling of 610135664 in words is "six hundred ten million, one hundred thirty-five thousand, six hundred sixty-four".