120449403888 has 80 divisors (see below), whose sum is σ = 340970843136. Its totient is φ = 36336107520.

The previous prime is 120449403887. The next prime is 120449403911. The reversal of 120449403888 is 888304944021.

It is a self number, because there is not a number n which added to its sum of digits gives 120449403888.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120449403887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393745 + ... + 629232.

Almost surely, 2^120449403888 is an apocalyptic number.

It is an amenable number.

120449403888 is an abundant number, since it is smaller than the sum of its proper divisors (220521439248).

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

120449403888 is a wasteful number, since it uses less digits than its factorization.

120449403888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023222 (or 1023216 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 51.

The spelling of 120449403888 in words is "one hundred twenty billion, four hundred forty-nine million, four hundred three thousand, eight hundred eighty-eight".