23251042554 has 32 divisors (see below), whose sum is σ = 46633713984. Its totient is φ = 7728441600.

The previous prime is 23251042547. The next prime is 23251042571. The reversal of 23251042554 is 45524015232.

It is a happy number.

It is a super-2 number, since 2×23251042554² (a number of 22 digits) contains 22 as substring.

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, 3601029 + ... + 3607479.

It is an arithmetic number, because the mean of its divisors is an integer number (1457303562).

Almost surely, 2^23251042554 is an apocalyptic number.

23251042554 is an abundant number, since it is smaller than the sum of its proper divisors (23382671430).

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

23251042554 is a wasteful number, since it uses less digits than its factorization.

23251042554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8062.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 23251042554 its reverse (45524015232), we get a palindrome (68775057786).

The spelling of 23251042554 in words is "twenty-three billion, two hundred fifty-one million, forty-two thousand, five hundred fifty-four".