652437777772 has 96 divisors (see below), whose sum is σ = 1275871383360. Its totient is φ = 289454161920.

The previous prime is 652437777763. The next prime is 652437777779. The reversal of 652437777772 is 277777734256.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (652437777779) 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, 113721688 + ... + 113727424.

It is an arithmetic number, because the mean of its divisors is an integer number (13290326910).

Almost surely, 2^652437777772 is an apocalyptic number.

It is an amenable number.

652437777772 is a deficient number, since it is larger than the sum of its proper divisors (623433605588).

652437777772 is a wasteful number, since it uses less digits than its factorization.

652437777772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6211 (or 6209 counting only the distinct ones).

The product of its digits is 169414560, while the sum is 64.

The spelling of 652437777772 in words is "six hundred fifty-two billion, four hundred thirty-seven million, seven hundred seventy-seven thousand, seven hundred seventy-two".