612110656 has 28 divisors (see below), whose sum is σ = 1256545620. Its totient is φ = 295500800.

The previous prime is 612110651. The next prime is 612110683. The reversal of 612110656 is 656011216.

It can be written as a sum of positive squares in 2 ways, for example, as 295840000 + 316270656 = 17200^2 + 17784^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612110651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163045 + ... + 166756.

Almost surely, 2^612110656 is an apocalyptic number.

It is an amenable number.

612110656 is an abundant number, since it is smaller than the sum of its proper divisors (644434964).

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

612110656 is a wasteful number, since it uses less digits than its factorization.

612110656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329842 (or 329832 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 612110656 is about 24740.8701544630. The cubic root of 612110656 is about 849.0696422668.

The spelling of 612110656 in words is "six hundred twelve million, one hundred ten thousand, six hundred fifty-six".