10651620252 has 144 divisors (see below), whose sum is σ = 31978795520. Its totient is φ = 2686932864.

The previous prime is 10651620227. The next prime is 10651620263. The reversal of 10651620252 is 25202615601.

It is a super-2 number, since 2×10651620252² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 568449 + ... + 586887.

Almost surely, 2^10651620252 is an apocalyptic number.

10651620252 is a gapful number since it is divisible by the number (12) 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 10651620252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15989397760).

10651620252 is an abundant number, since it is smaller than the sum of its proper divisors (21327175268).

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

10651620252 is a wasteful number, since it uses less digits than its factorization.

10651620252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18512 (or 18487 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 10651620252 in words is "ten billion, six hundred fifty-one million, six hundred twenty thousand, two hundred fifty-two".