5120171510220 has 96 divisors (see below), whose sum is σ = 17154762690240. Its totient is φ = 1260349908480.

The previous prime is 5120171510213. The next prime is 5120171510221. The reversal of 5120171510220 is 220151710215.

5120171510220 is a `hidden beast` number, since 5 + 120 + 1 + 7 + 1 + 510 + 2 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5120171510221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 364677561 + ... + 364691600.

It is an arithmetic number, because the mean of its divisors is an integer number (178695444690).

Almost surely, 2^{5120171510220} is an apocalyptic number.

It is an amenable number.

5120171510220 is an abundant number, since it is smaller than the sum of its proper divisors (12034591180020).

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

5120171510220 is a wasteful number, since it uses less digits than its factorization.

5120171510220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729369192 (or 729369184 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 27.

The spelling of 5120171510220 in words is "five trillion, one hundred twenty billion, one hundred seventy-one million, five hundred ten thousand, two hundred twenty".