2679252638 has 16 divisors (see below), whose sum is σ = 4165771680. Its totient is φ = 1290846816.

The previous prime is 2679252623. The next prime is 2679252673. The reversal of 2679252638 is 8362529762.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16745 + ... + 75092.

It is an arithmetic number, because the mean of its divisors is an integer number (260360730).

Almost surely, 2^2679252638 is an apocalyptic number.

2679252638 is a deficient number, since it is larger than the sum of its proper divisors (1486519042).

2679252638 is a wasteful number, since it uses less digits than its factorization.

2679252638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92371.

The product of its digits is 2177280, while the sum is 50.

The square root of 2679252638 is about 51761.4976406209. The cubic root of 2679252638 is about 1388.9007816705.

The spelling of 2679252638 in words is "two billion, six hundred seventy-nine million, two hundred fifty-two thousand, six hundred thirty-eight".