120779205738 has 48 divisors (see below), whose sum is σ = 258655602720. Its totient is φ = 37494224352.

The previous prime is 120779205731. The next prime is 120779205761. The reversal of 120779205738 is 837502977021.

120779205738 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (120779205731) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244656 + ... + 549012.

It is an arithmetic number, because the mean of its divisors is an integer number (5388658390).

Almost surely, 2^120779205738 is an apocalyptic number.

120779205738 is an abundant number, since it is smaller than the sum of its proper divisors (137876396982).

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

120779205738 is a wasteful number, since it uses less digits than its factorization.

120779205738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304499 (or 304440 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 51.

The spelling of 120779205738 in words is "one hundred twenty billion, seven hundred seventy-nine million, two hundred five thousand, seven hundred thirty-eight".