23122554544 has 10 divisors (see below), whose sum is σ = 44799949460. Its totient is φ = 11561277264.

The previous prime is 23122554541. The next prime is 23122554577. The reversal of 23122554544 is 44545522132.

It is not an unprimeable number, because it can be changed into a prime (23122554541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722579814 + ... + 722579845.

It is an arithmetic number, because the mean of its divisors is an integer number (4479994946).

Almost surely, 2^23122554544 is an apocalyptic number.

It is an amenable number.

23122554544 is a deficient number, since it is larger than the sum of its proper divisors (21677394916).

23122554544 is a wasteful number, since it uses less digits than its factorization.

23122554544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445159667 (or 1445159661 counting only the distinct ones).

The product of its digits is 192000, while the sum is 37.

The spelling of 23122554544 in words is "twenty-three billion, one hundred twenty-two million, five hundred fifty-four thousand, five hundred forty-four".