652268357240 has 64 divisors (see below), whose sum is σ = 1510056704160. Its totient is φ = 253386247680.

The previous prime is 652268357231. The next prime is 652268357267. The reversal of 652268357240 is 42753862256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393359 + ... + 1208001.

Almost surely, 2^652268357240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652268357240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (755028352080).

652268357240 is an abundant number, since it is smaller than the sum of its proper divisors (857788346920).

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

652268357240 is a wasteful number, since it uses less digits than its factorization.

652268357240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815232 (or 815228 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 652268357240 in words is "six hundred fifty-two billion, two hundred sixty-eight million, three hundred fifty-seven thousand, two hundred forty".