12234556552 has 8 divisors (see below), whose sum is σ = 22939793550. Its totient is φ = 6117278272.

The previous prime is 12234556547. The next prime is 12234556643. The reversal of 12234556552 is 25565543221.

It can be written as a sum of positive squares in only one way, i.e., 11266973316 + 967583236 = 106146^2 + 31106^2 .

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

It is a super-2 number, since 2×12234556552² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 764659777 + ... + 764659792.

Almost surely, 2^12234556552 is an apocalyptic number.

It is an amenable number.

12234556552 is a deficient number, since it is larger than the sum of its proper divisors (10705236998).

12234556552 is a wasteful number, since it uses less digits than its factorization.

12234556552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529319575 (or 1529319571 counting only the distinct ones).

The product of its digits is 360000, while the sum is 40.

The spelling of 12234556552 in words is "twelve billion, two hundred thirty-four million, five hundred fifty-six thousand, five hundred fifty-two".