5177215528156 has 48 divisors (see below), whose sum is σ = 10553577967296. Its totient is φ = 2176162320384.

The previous prime is 5177215528109. The next prime is 5177215528169. The reversal of 5177215528156 is 6518255127715.

It is a super-2 number, since 2×5177215528156² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5177215528097 and 5177215528106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3527100 + ... + 4774396.

It is an arithmetic number, because the mean of its divisors is an integer number (219866207652).

Almost surely, 2^{5177215528156} 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 5177215528156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5276788983648).

5177215528156 is an abundant number, since it is smaller than the sum of its proper divisors (5376362439140).

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

5177215528156 is a wasteful number, since it uses less digits than its factorization.

5177215528156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250158 (or 1250156 counting only the distinct ones).

The product of its digits is 5880000, while the sum is 55.

The spelling of 5177215528156 in words is "five trillion, one hundred seventy-seven billion, two hundred fifteen million, five hundred twenty-eight thousand, one hundred fifty-six".