610995680 has 96 divisors (see below), whose sum is σ = 1477012320. Its totient is φ = 238796800.

The previous prime is 610995677. The next prime is 610995701. The reversal of 610995680 is 86599016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1523480 + ... + 1523880.

It is an arithmetic number, because the mean of its divisors is an integer number (15385545).

Almost surely, 2^610995680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 610995680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (738506160).

610995680 is an abundant number, since it is smaller than the sum of its proper divisors (866016640).

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

610995680 is a wasteful number, since it uses less digits than its factorization.

610995680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612 (or 604 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 44.

The square root of 610995680 is about 24718.3268042155. The cubic root of 610995680 is about 848.5537945438.

The spelling of 610995680 in words is "six hundred ten million, nine hundred ninety-five thousand, six hundred eighty".