120126640132 has 24 divisors (see below), whose sum is σ = 218998977120. Its totient is φ = 57605163840.

The previous prime is 120126640063. The next prime is 120126640141. The reversal of 120126640132 is 231046621021.

It is a self number, because there is not a number n which added to its sum of digits gives 120126640132.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6197778 + ... + 6217129.

It is an arithmetic number, because the mean of its divisors is an integer number (9124957380).

Almost surely, 2^120126640132 is an apocalyptic number.

It is an amenable number.

120126640132 is a deficient number, since it is larger than the sum of its proper divisors (98872336988).

120126640132 is a wasteful number, since it uses less digits than its factorization.

120126640132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12415011 (or 12415009 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 120126640132 in words is "one hundred twenty billion, one hundred twenty-six million, six hundred forty thousand, one hundred thirty-two".