23554405402 has 16 divisors (see below), whose sum is σ = 38703513024. Its totient is φ = 10662120000.

The previous prime is 23554405397. The next prime is 23554405423. The reversal of 23554405402 is 20450445532.

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, 2215974 + ... + 2226577.

It is an arithmetic number, because the mean of its divisors is an integer number (2418969564).

Almost surely, 2^23554405402 is an apocalyptic number.

23554405402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23554405402 is a deficient number, since it is larger than the sum of its proper divisors (15149107622).

23554405402 is a wasteful number, since it uses less digits than its factorization.

23554405402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4442805.

The product of its (nonzero) digits is 96000, while the sum is 34.

The spelling of 23554405402 in words is "twenty-three billion, five hundred fifty-four million, four hundred five thousand, four hundred two".