27899643130 has 96 divisors (see below), whose sum is σ = 54576073728. Its totient is φ = 10261641600.

The previous prime is 27899643119. The next prime is 27899643151. The reversal of 27899643130 is 3134699872.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29648460 + ... + 29649400.

It is an arithmetic number, because the mean of its divisors is an integer number (568500768).

Almost surely, 2^27899643130 is an apocalyptic number.

27899643130 is a deficient number, since it is larger than the sum of its proper divisors (26676430598).

27899643130 is a wasteful number, since it uses less digits than its factorization.

27899643130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220 (or 1201 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 27899643130 in words is "twenty-seven billion, eight hundred ninety-nine million, six hundred forty-three thousand, one hundred thirty".