120532155040 has 96 divisors (see below), whose sum is σ = 324150615936. Its totient is φ = 41924213760.

The previous prime is 120532155013. The next prime is 120532155041. The reversal of 120532155040 is 40551235021.

It is not an unprimeable number, because it can be changed into a prime (120532155041) 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, 1448307 + ... + 1529266.

It is an arithmetic number, because the mean of its divisors is an integer number (3376568916).

Almost surely, 2^120532155040 is an apocalyptic number.

120532155040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120532155040 is an abundant number, since it is smaller than the sum of its proper divisors (203618460896).

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

120532155040 is a wasteful number, since it uses less digits than its factorization.

120532155040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2977622 (or 2977614 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

It can be divided in two parts, 120532 and 155040, that added together give a palindrome (275572).

The spelling of 120532155040 in words is "one hundred twenty billion, five hundred thirty-two million, one hundred fifty-five thousand, forty".