23155524554 has 16 divisors (see below), whose sum is σ = 35093485440. Its totient is φ = 11457843600.

The previous prime is 23155524547. The next prime is 23155524569. The reversal of 23155524554 is 45542555132.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285104 + ... + 357204.

It is an arithmetic number, because the mean of its divisors is an integer number (2193342840).

Almost surely, 2^23155524554 is an apocalyptic number.

23155524554 is a deficient number, since it is larger than the sum of its proper divisors (11937960886).

23155524554 is a wasteful number, since it uses less digits than its factorization.

23155524554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73765.

The product of its digits is 600000, while the sum is 41.

The spelling of 23155524554 in words is "twenty-three billion, one hundred fifty-five million, five hundred twenty-four thousand, five hundred fifty-four".