20347576264 has 32 divisors (see below), whose sum is σ = 39678978240. Its totient is φ = 9774273600.

The previous prime is 20347576259. The next prime is 20347576279. The reversal of 20347576264 is 46267574302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463852 + ... + 505819.

It is an arithmetic number, because the mean of its divisors is an integer number (1239968070).

Almost surely, 2^20347576264 is an apocalyptic number.

It is an amenable number.

20347576264 is a deficient number, since it is larger than the sum of its proper divisors (19331401976).

20347576264 is a wasteful number, since it uses less digits than its factorization.

20347576264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969781 (or 969777 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 46.

The spelling of 20347576264 in words is "twenty billion, three hundred forty-seven million, five hundred seventy-six thousand, two hundred sixty-four".