5501521400120 has 128 divisors (see below), whose sum is σ = 12464964771840. Its totient is φ = 2185300615680.

The previous prime is 5501521400041. The next prime is 5501521400183. The reversal of 5501521400120 is 210041251055.

It is a self number, because there is not a number n which added to its sum of digits gives 5501521400120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5388365210 + ... + 5388366230.

It is an arithmetic number, because the mean of its divisors is an integer number (97382537280).

Almost surely, 2^{5501521400120} is an apocalyptic number.

It is an amenable number.

5501521400120 is an abundant number, since it is smaller than the sum of its proper divisors (6963443371720).

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

5501521400120 is a wasteful number, since it uses less digits than its factorization.

5501521400120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605 (or 2601 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 5501521400120 its reverse (210041251055), we get a palindrome (5711562651175).

The spelling of 5501521400120 in words is "five trillion, five hundred one billion, five hundred twenty-one million, four hundred thousand, one hundred twenty".