700561555020 has 96 divisors (see below), whose sum is σ = 2201104463040. Its totient is φ = 184966732800.

The previous prime is 700561555013. The next prime is 700561555021. The reversal of 700561555020 is 20555165007.

It is a happy number.

700561555020 is a `hidden beast` number, since 70 + 0 + 5 + 6 + 15 + 550 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (700561555021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6367917 + ... + 6476996.

It is an arithmetic number, because the mean of its divisors is an integer number (22928171490).

Almost surely, 2^700561555020 is an apocalyptic number.

It is an amenable number.

700561555020 is an abundant number, since it is smaller than the sum of its proper divisors (1500542908020).

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

700561555020 is a wasteful number, since it uses less digits than its factorization.

700561555020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12845032 (or 12845024 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 36.

The spelling of 700561555020 in words is "seven hundred billion, five hundred sixty-one million, five hundred fifty-five thousand, twenty".