5178542571 has 32 divisors (see below), whose sum is σ = 7721073920. Its totient is φ = 3430320192.

The previous prime is 5178542563. The next prime is 5178542609. The reversal of 5178542571 is 1752458715.

5178542571 is a `hidden beast` number, since 5 + 1 + 78 + 5 + 4 + 2 + 571 = 666.

It is not a de Polignac number, because 5178542571 - 2³ = 5178542563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5178542561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3491196 + ... + 3492678.

It is an arithmetic number, because the mean of its divisors is an integer number (241283560).

Almost surely, 2^5178542571 is an apocalyptic number.

5178542571 is a deficient number, since it is larger than the sum of its proper divisors (2542531349).

5178542571 is a wasteful number, since it uses less digits than its factorization.

5178542571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232 (or 2226 counting only the distinct ones).

The product of its digits is 392000, while the sum is 45.

The square root of 5178542571 is about 71962.0912078019. The cubic root of 5178542571 is about 1730.0919428342.

The spelling of 5178542571 in words is "five billion, one hundred seventy-eight million, five hundred forty-two thousand, five hundred seventy-one".