120355543500 has 96 divisors (see below), whose sum is σ = 355411929600. Its totient is φ = 31642744000.

The previous prime is 120355543493. The next prime is 120355543513. The reversal of 120355543500 is 5345553021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 458550 + ... + 671549.

It is an arithmetic number, because the mean of its divisors is an integer number (3702207600).

Almost surely, 2^120355543500 is an apocalyptic number.

120355543500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120355543500 is an abundant number, since it is smaller than the sum of its proper divisors (235056386100).

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

120355543500 is a wasteful number, since it uses less digits than its factorization.

120355543500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130192 (or 1130180 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 120355543500 in words is "one hundred twenty billion, three hundred fifty-five million, five hundred forty-three thousand, five hundred".