5517147879 has 24 divisors (see below), whose sum is σ = 8154132480. Its totient is φ = 3593518992.

The previous prime is 5517147877. The next prime is 5517147913. The reversal of 5517147879 is 9787417155.

5517147879 is a `hidden beast` number, since 5 + 517 + 1 + 47 + 87 + 9 = 666.

It is not a de Polignac number, because 5517147879 - 2¹ = 5517147877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5517147877) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54682 + ... + 118424.

It is an arithmetic number, because the mean of its divisors is an integer number (339755520).

Almost surely, 2^5517147879 is an apocalyptic number.

5517147879 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

5517147879 is a deficient number, since it is larger than the sum of its proper divisors (2636984601).

5517147879 is a wasteful number, since it uses less digits than its factorization.

5517147879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63971 (or 63968 counting only the distinct ones).

The product of its digits is 2469600, while the sum is 54.

The square root of 5517147879 is about 74277.5058749282. The cubic root of 5517147879 is about 1767.0067488690.

The spelling of 5517147879 in words is "five billion, five hundred seventeen million, one hundred forty-seven thousand, eight hundred seventy-nine".