5156441061220 has 12 divisors (see below), whose sum is σ = 10828526228604. Its totient is φ = 2062576424480.

The previous prime is 5156441061199. The next prime is 5156441061319. The reversal of 5156441061220 is 221601446515.

It can be written as a sum of positive squares in 2 ways, for example, as 1140841882404 + 4015599178816 = 1068102^2 + 2003896^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5156441061220.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128911026511 + ... + 128911026550.

It is an arithmetic number, because the mean of its divisors is an integer number (902377185717).

Almost surely, 2^{5156441061220} is an apocalyptic number.

It is an amenable number.

5156441061220 is an abundant number, since it is smaller than the sum of its proper divisors (5672085167384).

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

5156441061220 is a wasteful number, since it uses less digits than its factorization.

5156441061220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257822053070 (or 257822053068 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 5156441061220 in words is "five trillion, one hundred fifty-six billion, four hundred forty-one million, sixty-one thousand, two hundred twenty".