2254100521523 has 12 divisors (see below), whose sum is σ = 2411165184120. Its totient is φ = 2105954358816.

The previous prime is 2254100521513. The next prime is 2254100521537. The reversal of 2254100521523 is 3251250014522.

It is a de Polignac number, because none of the positive numbers 2^k-2254100521523 is a prime.

It is a super-2 number, since 2×2254100521523² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2254100521523.

It is not an unprimeable number, because it can be changed into a prime (2254100521513) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 49524458 + ... + 49569951.

It is an arithmetic number, because the mean of its divisors is an integer number (200930432010).

Almost surely, 2^{2254100521523} is an apocalyptic number.

2254100521523 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2254100521523 is a deficient number, since it is larger than the sum of its proper divisors (157064662597).

2254100521523 is an equidigital number, since it uses as much as digits as its factorization.

2254100521523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99094498 (or 99094475 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 2254100521523 in words is "two trillion, two hundred fifty-four billion, one hundred million, five hundred twenty-one thousand, five hundred twenty-three".