610790638020 has 96 divisors (see below), whose sum is σ = 1811046843648. Its totient is φ = 153276813312.

The previous prime is 610790637971. The next prime is 610790638039. The reversal of 610790638020 is 20836097016.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8949144 + ... + 9017136.

It is an arithmetic number, because the mean of its divisors is an integer number (18865071288).

Almost surely, 2^610790638020 is an apocalyptic number.

610790638020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

610790638020 is an abundant number, since it is smaller than the sum of its proper divisors (1200256205628).

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

610790638020 is a wasteful number, since it uses less digits than its factorization.

610790638020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76829 (or 76827 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 610790638020 in words is "six hundred ten billion, seven hundred ninety million, six hundred thirty-eight thousand, twenty".