126610136433 has 12 divisors (see below), whose sum is σ = 199506881808. Its totient is φ = 76733415960.

The previous prime is 126610136369. The next prime is 126610136459. The reversal of 126610136433 is 334631016621.

126610136433 is a `hidden beast` number, since 1 + 2 + 6 + 6 + 1 + 0 + 1 + 3 + 643 + 3 = 666.

It is not a de Polignac number, because 126610136433 - 2⁶ = 126610136369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126610136333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 639445035 + ... + 639445232.

It is an arithmetic number, because the mean of its divisors is an integer number (16625573484).

Almost surely, 2^126610136433 is an apocalyptic number.

It is an amenable number.

126610136433 is a deficient number, since it is larger than the sum of its proper divisors (72896745375).

126610136433 is a wasteful number, since it uses less digits than its factorization.

126610136433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278890284 (or 1278890281 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 126610136433 in words is "one hundred twenty-six billion, six hundred ten million, one hundred thirty-six thousand, four hundred thirty-three".