2779479263 has 6 divisors (see below), whose sum is σ = 3055130232. Its totient is φ = 2526799220.

The previous prime is 2779479233. The next prime is 2779479301. The reversal of 2779479263 is 3629749772.

It is not a de Polignac number, because 2779479263 - 2¹⁰ = 2779478239 is a prime.

It is a super-3 number, since 3×2779479263³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2779479199 and 2779479208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2779479233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11485331 + ... + 11485572.

It is an arithmetic number, because the mean of its divisors is an integer number (509188372).

Almost surely, 2^2779479263 is an apocalyptic number.

2779479263 is a deficient number, since it is larger than the sum of its proper divisors (275650969).

2779479263 is a wasteful number, since it uses less digits than its factorization.

2779479263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22970925 (or 22970914 counting only the distinct ones).

The product of its digits is 8001504, while the sum is 56.

The square root of 2779479263 is about 52720.7669045131. The cubic root of 2779479263 is about 1406.0080678966.

The spelling of 2779479263 in words is "two billion, seven hundred seventy-nine million, four hundred seventy-nine thousand, two hundred sixty-three".