126315790740 has 96 divisors (see below), whose sum is σ = 397957056000. Its totient is φ = 33257817216.

The previous prime is 126315790717. The next prime is 126315790781. The reversal of 126315790740 is 47097513621.

126315790740 is a `hidden beast` number, since 1 + 2 + 6 + 3 + 1 + 579 + 0 + 74 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1437835 + ... + 1523154.

It is an arithmetic number, because the mean of its divisors is an integer number (4145386000).

Almost surely, 2^126315790740 is an apocalyptic number.

126315790740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126315790740 is an abundant number, since it is smaller than the sum of its proper divisors (271641265260).

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

126315790740 is a wasteful number, since it uses less digits than its factorization.

126315790740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961086 (or 2961078 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 126315790740 in words is "one hundred twenty-six billion, three hundred fifteen million, seven hundred ninety thousand, seven hundred forty".