126555625233 has 48 divisors (see below), whose sum is σ = 194342536960. Its totient is φ = 81392060736.

The previous prime is 126555625127. The next prime is 126555625253. The reversal of 126555625233 is 332526555621.

It is a happy number.

126555625233 is a `hidden beast` number, since 1 + 2 + 6 + 5 + 5 + 562 + 52 + 33 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-126555625233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126555625253) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51929691 + ... + 51932127.

Almost surely, 2^126555625233 is an apocalyptic number.

It is an amenable number.

126555625233 is a deficient number, since it is larger than the sum of its proper divisors (67786911727).

126555625233 is a wasteful number, since it uses less digits than its factorization.

126555625233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4791 (or 4756 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 45.

The spelling of 126555625233 in words is "one hundred twenty-six billion, five hundred fifty-five million, six hundred twenty-five thousand, two hundred thirty-three".