2479557171 has 64 divisors (see below), whose sum is σ = 4326497280. Its totient is φ = 1226534400.

The previous prime is 2479557169. The next prime is 2479557173. The reversal of 2479557171 is 1717559742.

It is an interprime number because it is at equal distance from previous prime (2479557169) and next prime (2479557173).

It is not a de Polignac number, because 2479557171 - 2¹ = 2479557169 is a prime.

It is a super-2 number, since 2×2479557171² = 12296407528515046482, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2479557171.

It is not an unprimeable number, because it can be changed into a prime (2479557173) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 521521 + ... + 526253.

It is an arithmetic number, because the mean of its divisors is an integer number (67601520).

Almost surely, 2^2479557171 is an apocalyptic number.

2479557171 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2479557171 is a deficient number, since it is larger than the sum of its proper divisors (1846940109).

2479557171 is a wasteful number, since it uses less digits than its factorization.

2479557171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4876.

The product of its digits is 617400, while the sum is 48.

The square root of 2479557171 is about 49795.1520833103. The cubic root of 2479557171 is about 1353.4993205142.

The spelling of 2479557171 in words is "two billion, four hundred seventy-nine million, five hundred fifty-seven thousand, one hundred seventy-one".