652144633272 has 160 divisors (see below), whose sum is σ = 2109880087920. Its totient is φ = 185994869760.

The previous prime is 652144633267. The next prime is 652144633277. The reversal of 652144633272 is 272336441256.

652144633272 is a `hidden beast` number, since 6 + 5 + 2 + 1 + 4 + 4 + 633 + 2 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (652144633267) and next prime (652144633277).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652144633277) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 2569723 + ... + 2812074.

Almost surely, 2^652144633272 is an apocalyptic number.

It is an amenable number.

652144633272 is an abundant number, since it is smaller than the sum of its proper divisors (1457735454648).

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

652144633272 is a wasteful number, since it uses less digits than its factorization.

652144633272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5381843 (or 5381830 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 45.

The spelling of 652144633272 in words is "six hundred fifty-two billion, one hundred forty-four million, six hundred thirty-three thousand, two hundred seventy-two".