23011666554 has 16 divisors (see below), whose sum is σ = 46032917760. Its totient is φ = 7668958080.

The previous prime is 23011666537. The next prime is 23011666577. The reversal of 23011666554 is 45566611032.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 367959 + ... + 425930.

It is an arithmetic number, because the mean of its divisors is an integer number (2877057360).

Almost surely, 2^23011666554 is an apocalyptic number.

23011666554 is an abundant number, since it is smaller than the sum of its proper divisors (23021251206).

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

23011666554 is a wasteful number, since it uses less digits than its factorization.

23011666554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798725.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 23011666554 in words is "twenty-three billion, eleven million, six hundred sixty-six thousand, five hundred fifty-four".