2634479479 has 8 divisors (see below), whose sum is σ = 2721680000. Its totient is φ = 2547417600.

The previous prime is 2634479473. The next prime is 2634479489. The reversal of 2634479479 is 9749744362.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2634479479 is a prime.

It is a super-2 number, since 2×2634479479² = 13880964250544222882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2634479473) 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, 4699 + ... + 72739.

It is an arithmetic number, because the mean of its divisors is an integer number (340210000).

Almost surely, 2^2634479479 is an apocalyptic number.

2634479479 is a deficient number, since it is larger than the sum of its proper divisors (87200521).

2634479479 is a wasteful number, since it uses less digits than its factorization.

2634479479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69321.

The product of its digits is 9144576, while the sum is 55.

The square root of 2634479479 is about 51327.1807037947. The cubic root of 2634479479 is about 1381.1206116892.

The spelling of 2634479479 in words is "two billion, six hundred thirty-four million, four hundred seventy-nine thousand, four hundred seventy-nine".