5177242820 has 12 divisors (see below), whose sum is σ = 10872209964. Its totient is φ = 2070897120.

The previous prime is 5177242793. The next prime is 5177242867. The reversal of 5177242820 is 282427715.

It can be written as a sum of positive squares in 2 ways, for example, as 565203076 + 4612039744 = 23774^2 + 67912^2 .

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, 129431051 + ... + 129431090.

It is an arithmetic number, because the mean of its divisors is an integer number (906017497).

Almost surely, 2^5177242820 is an apocalyptic number.

It is an amenable number.

5177242820 is an abundant number, since it is smaller than the sum of its proper divisors (5694967144).

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

5177242820 is a wasteful number, since it uses less digits than its factorization.

5177242820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258862150 (or 258862148 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 5177242820 is about 71953.0598376469. The cubic root of 5177242820 is about 1729.9471867335.

The spelling of 5177242820 in words is "five billion, one hundred seventy-seven million, two hundred forty-two thousand, eight hundred twenty".