126597738660 has 24 divisors (see below), whose sum is σ = 354473668416. Its totient is φ = 33759396960.

The previous prime is 126597738653. The next prime is 126597738721. The reversal of 126597738660 is 66837795621.

126597738660 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (60), and also a Moran number because the ratio is a prime number: 2109962311 = 126597738660 / (1 + 2 + 6 + 5 + 9 + 7 + 7 + 3 + 8 + 6 + 6 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 126597738594 and 126597738603.

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 7 ways as a sum of consecutive naturals, for example, 1054981096 + ... + 1054981215.

It is an arithmetic number, because the mean of its divisors is an integer number (14769736184).

Almost surely, 2^126597738660 is an apocalyptic number.

126597738660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126597738660 is an abundant number, since it is smaller than the sum of its proper divisors (227875929756).

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

126597738660 is a wasteful number, since it uses less digits than its factorization.

126597738660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109962323 (or 2109962321 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 60.

The spelling of 126597738660 in words is "one hundred twenty-six billion, five hundred ninety-seven million, seven hundred thirty-eight thousand, six hundred sixty".