2620633652 has 36 divisors (see below), whose sum is σ = 5675465376. Its totient is φ = 1036732320.

The previous prime is 2620633651. The next prime is 2620633663. The reversal of 2620633652 is 2563360262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620633651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272174 + ... + 281637.

It is an arithmetic number, because the mean of its divisors is an integer number (157651816).

Almost surely, 2^2620633652 is an apocalyptic number.

It is an amenable number.

2620633652 is an abundant number, since it is smaller than the sum of its proper divisors (3054831724).

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

2620633652 is a wasteful number, since it uses less digits than its factorization.

2620633652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553848 (or 553833 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 2620633652 is about 51192.1249021761. The cubic root of 2620633652 is about 1378.6968114629.

The spelling of 2620633652 in words is "two billion, six hundred twenty million, six hundred thirty-three thousand, six hundred fifty-two".