2634639950 has 24 divisors (see below), whose sum is σ = 4959479448. Its totient is φ = 1041157280.

The previous prime is 2634639947. The next prime is 2634640061. The reversal of 2634639950 is 599364362.

It is a super-2 number, since 2×2634639950² = 13882655332272005000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2634639895 and 2634639904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 313277 + ... + 321576.

It is an arithmetic number, because the mean of its divisors is an integer number (206644977).

Almost surely, 2^2634639950 is an apocalyptic number.

2634639950 is a deficient number, since it is larger than the sum of its proper divisors (2324839498).

2634639950 is a wasteful number, since it uses less digits than its factorization.

2634639950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634948 (or 634943 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 47.

The square root of 2634639950 is about 51328.7438965732. The cubic root of 2634639950 is about 1381.1486533204.

The spelling of 2634639950 in words is "two billion, six hundred thirty-four million, six hundred thirty-nine thousand, nine hundred fifty".