2471979971 has 8 divisors (see below), whose sum is σ = 2603056320. Its totient is φ = 2341000872.

The previous prime is 2471979967. The next prime is 2471979997. The reversal of 2471979971 is 1799791742.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2471979971 - 2² = 2471979967 is a prime.

It is a super-2 number, since 2×2471979971² = 12221369954050321682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2471979931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31136 + ... + 76898.

It is an arithmetic number, because the mean of its divisors is an integer number (325382040).

Almost surely, 2^2471979971 is an apocalyptic number.

2471979971 is a deficient number, since it is larger than the sum of its proper divisors (131076349).

2471979971 is a wasteful number, since it uses less digits than its factorization.

2471979971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48625.

The product of its digits is 2000376, while the sum is 56.

The square root of 2471979971 is about 49719.0101570818. The cubic root of 2471979971 is about 1352.1192085507.

The spelling of 2471979971 in words is "two billion, four hundred seventy-one million, nine hundred seventy-nine thousand, nine hundred seventy-one".