5515603125120 has 384 divisors, whose sum is σ = 20893646217600. Its totient is φ = 1329643253760.

The previous prime is 5515603125079. The next prime is 5515603125127. The reversal of 5515603125120 is 215213065155.

5515603125120 is a `hidden beast` number, since 5 + 5 + 1 + 5 + 603 + 1 + 25 + 1 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5515603125127) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11098279 + ... + 11584601.

It is an arithmetic number, because the mean of its divisors is an integer number (54410537025).

Almost surely, 2^{5515603125120} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5515603125120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10446823108800).

5515603125120 is an abundant number, since it is smaller than the sum of its proper divisors (15378043092480).

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

5515603125120 is a wasteful number, since it uses less digits than its factorization.

5515603125120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486538 (or 486523 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The spelling of 5515603125120 in words is "five trillion, five hundred fifteen billion, six hundred three million, one hundred twenty-five thousand, one hundred twenty".