27294945960 has 32 divisors (see below), whose sum is σ = 81884838240. Its totient is φ = 7278652224.

The previous prime is 27294945913. The next prime is 27294945961. The reversal of 27294945960 is 6954949272.

It is a self number, because there is not a number n which added to its sum of digits gives 27294945960.

It is not an unprimeable number, because it can be changed into a prime (27294945961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113728822 + ... + 113729061.

It is an arithmetic number, because the mean of its divisors is an integer number (2558901195).

Almost surely, 2^27294945960 is an apocalyptic number.

27294945960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27294945960 is an abundant number, since it is smaller than the sum of its proper divisors (54589892280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27294945960 is a wasteful number, since it uses less digits than its factorization.

27294945960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227457897 (or 227457893 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 57.

The spelling of 27294945960 in words is "twenty-seven billion, two hundred ninety-four million, nine hundred forty-five thousand, nine hundred sixty".