126974373236 has 12 divisors (see below), whose sum is σ = 222208395360. Its totient is φ = 63486260280.

The previous prime is 126974373217. The next prime is 126974373259. The reversal of 126974373236 is 632373479621.

It is a super-2 number, since 2×126974373236² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 144791 + ... + 524321.

It is an arithmetic number, because the mean of its divisors is an integer number (18517366280).

Almost surely, 2^126974373236 is an apocalyptic number.

It is an amenable number.

126974373236 is a deficient number, since it is larger than the sum of its proper divisors (95234022124).

126974373236 is a wasteful number, since it uses less digits than its factorization.

126974373236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463174 (or 463172 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 53.

The spelling of 126974373236 in words is "one hundred twenty-six billion, nine hundred seventy-four million, three hundred seventy-three thousand, two hundred thirty-six".