52464502272 has 720 divisors, whose sum is σ = 185442974640. Its totient is φ = 13048971264.

The previous prime is 52464502241. The next prime is 52464502273. The reversal of 52464502272 is 27220546425.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 52464502272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52464502273) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1220104683 + ... + 1220104725.

It is an arithmetic number, because the mean of its divisors is an integer number (257559687).

Almost surely, 2^52464502272 is an apocalyptic number.

52464502272 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52464502272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92721487320).

52464502272 is an abundant number, since it is smaller than the sum of its proper divisors (132978472368).

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

52464502272 is a wasteful number, since it uses less digits than its factorization.

52464502272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 39.

The spelling of 52464502272 in words is "fifty-two billion, four hundred sixty-four million, five hundred two thousand, two hundred seventy-two".