747007376520 has 64 divisors (see below), whose sum is σ = 2251643163840. Its totient is φ = 198257875200.

The previous prime is 747007376519. The next prime is 747007376597. The reversal of 747007376520 is 25673700747.

It is a self number, because there is not a number n which added to its sum of digits gives 747007376520.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14726011 + ... + 14776650.

It is an arithmetic number, because the mean of its divisors is an integer number (35181924435).

Almost surely, 2^747007376520 is an apocalyptic number.

It is an amenable number.

747007376520 is an abundant number, since it is smaller than the sum of its proper divisors (1504635787320).

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

747007376520 is a wasteful number, since it uses less digits than its factorization.

747007376520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29502886 (or 29502882 counting only the distinct ones).

The product of its (nonzero) digits is 1728720, while the sum is 48.

The spelling of 747007376520 in words is "seven hundred forty-seven billion, seven million, three hundred seventy-six thousand, five hundred twenty".