23867854408 has 8 divisors (see below), whose sum is σ = 44752227030. Its totient is φ = 11933927200.

The previous prime is 23867854393. The next prime is 23867854421. The reversal of 23867854408 is 80445876832.

It can be written as a sum of positive squares in only one way, i.e., 23489240644 + 378613764 = 153262^2 + 19458^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1491740893 + ... + 1491740908.

Almost surely, 2^23867854408 is an apocalyptic number.

It is an amenable number.

23867854408 is a deficient number, since it is larger than the sum of its proper divisors (20884372622).

23867854408 is a wasteful number, since it uses less digits than its factorization.

23867854408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983481807 (or 2983481803 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 23867854408 in words is "twenty-three billion, eight hundred sixty-seven million, eight hundred fifty-four thousand, four hundred eight".