27896534930 has 16 divisors (see below), whose sum is σ = 54778650624. Its totient is φ = 10144194480.

The previous prime is 27896534903. The next prime is 27896534969. The reversal of 27896534930 is 3943569872.

It is a super-2 number, since 2×27896534930² (a number of 22 digits) contains 22 as substring.

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, 126802322 + ... + 126802541.

It is an arithmetic number, because the mean of its divisors is an integer number (3423665664).

Almost surely, 2^27896534930 is an apocalyptic number.

27896534930 is a deficient number, since it is larger than the sum of its proper divisors (26882115694).

27896534930 is a wasteful number, since it uses less digits than its factorization.

27896534930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253604881.

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 27896534930 in words is "twenty-seven billion, eight hundred ninety-six million, five hundred thirty-four thousand, nine hundred thirty".