23042809672990 has 128 divisors (see below), whose sum is σ = 44223525054720. Its totient is φ = 8625257152512.

The previous prime is 23042809672931. The next prime is 23042809673099. The reversal of 23042809672990 is 9927690824032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9317754394 + ... + 9317756866.

It is an arithmetic number, because the mean of its divisors is an integer number (345496289490).

Almost surely, 2^{23042809672990} is an apocalyptic number.

23042809672990 is a deficient number, since it is larger than the sum of its proper divisors (21180715381730).

23042809672990 is a wasteful number, since it uses less digits than its factorization.

23042809672990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438.

The product of its (nonzero) digits is 23514624, while the sum is 61.

The spelling of 23042809672990 in words is "twenty-three trillion, forty-two billion, eight hundred nine million, six hundred seventy-two thousand, nine hundred ninety".