23005540552 has 8 divisors (see below), whose sum is σ = 43135388550. Its totient is φ = 11502770272.

The previous prime is 23005540507. The next prime is 23005540577. The reversal of 23005540552 is 25504550032.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 21519129636 + 1486410916 = 146694^2 + 38554^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1437846277 + ... + 1437846292.

Almost surely, 2^23005540552 is an apocalyptic number.

It is an amenable number.

23005540552 is a deficient number, since it is larger than the sum of its proper divisors (20129847998).

23005540552 is a wasteful number, since it uses less digits than its factorization.

23005540552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875692575 (or 2875692571 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 23005540552 in words is "twenty-three billion, five million, five hundred forty thousand, five hundred fifty-two".