23281911654 has 32 divisors (see below), whose sum is σ = 46666049280. Its totient is φ = 7743621600.

The previous prime is 23281911647. The next prime is 23281911683. The reversal of 23281911654 is 45611918232.

It is a super-2 number, since 2×23281911654² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7116039 + ... + 7119309.

It is an arithmetic number, because the mean of its divisors is an integer number (1458314040).

Almost surely, 2^23281911654 is an apocalyptic number.

23281911654 is an abundant number, since it is smaller than the sum of its proper divisors (23384137626).

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

23281911654 is a wasteful number, since it uses less digits than its factorization.

23281911654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5516.

The product of its digits is 103680, while the sum is 42.

The spelling of 23281911654 in words is "twenty-three billion, two hundred eighty-one million, nine hundred eleven thousand, six hundred fifty-four".