27315298992 has 40 divisors (see below), whose sum is σ = 70587196416. Its totient is φ = 9102174016.

The previous prime is 27315298891. The next prime is 27315298993. The reversal of 27315298992 is 29989251372.

It is a super-2 number, since 2×27315298992² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27315298993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62173 + ... + 241859.

Almost surely, 2^27315298992 is an apocalyptic number.

It is an amenable number.

27315298992 is an abundant number, since it is smaller than the sum of its proper divisors (43271897424).

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

27315298992 is a wasteful number, since it uses less digits than its factorization.

27315298992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182865 (or 182859 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 57.

The spelling of 27315298992 in words is "twenty-seven billion, three hundred fifteen million, two hundred ninety-eight thousand, nine hundred ninety-two".