126136047834 has 48 divisors (see below), whose sum is σ = 277199919360. Its totient is φ = 41444796960.

The previous prime is 126136047787. The next prime is 126136047847. The reversal of 126136047834 is 438740631621.

126136047834 is a `hidden beast` number, since 1 + 2 + 6 + 1 + 3 + 604 + 7 + 8 + 34 = 666.

It is a super-2 number, since 2×126136047834² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126136047834.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11850687 + ... + 11861325.

It is an arithmetic number, because the mean of its divisors is an integer number (5774998320).

Almost surely, 2^126136047834 is an apocalyptic number.

126136047834 is an abundant number, since it is smaller than the sum of its proper divisors (151063871526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126136047834 is a wasteful number, since it uses less digits than its factorization.

126136047834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19995 (or 19992 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 126136047834 in words is "one hundred twenty-six billion, one hundred thirty-six million, forty-seven thousand, eight hundred thirty-four".