2153662634260 has 24 divisors (see below), whose sum is σ = 4523633764776. Its totient is φ = 861285580800.

The previous prime is 2153662634257. The next prime is 2153662634261. The reversal of 2153662634260 is 624362663512.

It can be written as a sum of positive squares in 4 ways, for example, as 33645097476 + 2120017536784 = 183426^2 + 1456028^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2153662634260.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153662634261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11118637 + ... + 11310676.

It is an arithmetic number, because the mean of its divisors is an integer number (188484740199).

Almost surely, 2^{2153662634260} is an apocalyptic number.

2153662634260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2153662634260 is an abundant number, since it is smaller than the sum of its proper divisors (2369971130516).

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

2153662634260 is a wasteful number, since it uses less digits than its factorization.

2153662634260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22434123 (or 22434121 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 2153662634260 in words is "two trillion, one hundred fifty-three billion, six hundred sixty-two million, six hundred thirty-four thousand, two hundred sixty".