23400425665 has 16 divisors (see below), whose sum is σ = 28265388480. Its totient is φ = 18597297600.

The previous prime is 23400425627. The next prime is 23400425677. The reversal of 23400425665 is 56652400432.

It is not a de Polignac number, because 23400425665 - 2¹³ = 23400417473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 928207 + ... + 953083.

It is an arithmetic number, because the mean of its divisors is an integer number (1766586780).

Almost surely, 2^23400425665 is an apocalyptic number.

It is an amenable number.

23400425665 is a deficient number, since it is larger than the sum of its proper divisors (4864962815).

23400425665 is a wasteful number, since it uses less digits than its factorization.

23400425665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26112.

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 23400425665 in words is "twenty-three billion, four hundred million, four hundred twenty-five thousand, six hundred sixty-five".