120432454520520 has 32 divisors (see below), whose sum is σ = 361297363561920. Its totient is φ = 32115321205440.

The previous prime is 120432454520473. The next prime is 120432454520579. The reversal of 120432454520520 is 25025454234021.

120432454520520 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×120432454520520² (a number of 29 digits) contains 22 as substring.

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, 501801893716 + ... + 501801893955.

It is an arithmetic number, because the mean of its divisors is an integer number (11290542611310).

Almost surely, 2^{120432454520520} is an apocalyptic number.

120432454520520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120432454520520 is an abundant number, since it is smaller than the sum of its proper divisors (240864909041400).

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

120432454520520 is a wasteful number, since it uses less digits than its factorization.

120432454520520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003603787685 (or 1003603787681 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 120432454520520 in words is "one hundred twenty trillion, four hundred thirty-two billion, four hundred fifty-four million, five hundred twenty thousand, five hundred twenty".