23853673544 has 16 divisors (see below), whose sum is σ = 44753667900. Its totient is φ = 11919362112.

The previous prime is 23853673537. The next prime is 23853673553. The reversal of 23853673544 is 44537635832.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 23031704644 + 821968900 = 151762^2 + 28670^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23853673492 and 23853673501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920759 + ... + 946310.

Almost surely, 2^23853673544 is an apocalyptic number.

It is an amenable number.

23853673544 is a deficient number, since it is larger than the sum of its proper divisors (20899994356).

23853673544 is a wasteful number, since it uses less digits than its factorization.

23853673544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868672 (or 1868668 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 50.

The spelling of 23853673544 in words is "twenty-three billion, eight hundred fifty-three million, six hundred seventy-three thousand, five hundred forty-four".