27982354534 has 16 divisors (see below), whose sum is σ = 42393378816. Its totient is φ = 13851923400.

The previous prime is 27982354529. The next prime is 27982354559. The reversal of 27982354534 is 43545328972.

It is a happy 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, 92982 + ... + 254185.

It is an arithmetic number, because the mean of its divisors is an integer number (2649586176).

Almost surely, 2^27982354534 is an apocalyptic number.

27982354534 is a deficient number, since it is larger than the sum of its proper divisors (14411024282).

27982354534 is a wasteful number, since it uses less digits than its factorization.

27982354534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347571.

The product of its digits is 7257600, while the sum is 52.

The spelling of 27982354534 in words is "twenty-seven billion, nine hundred eighty-two million, three hundred fifty-four thousand, five hundred thirty-four".