27250863497 has 12 divisors (see below), whose sum is σ = 32190909264. Its totient is φ = 22867855920.

The previous prime is 27250863467. The next prime is 27250863499. The reversal of 27250863497 is 79436805272.

It is not a de Polignac number, because 27250863497 - 2⁶ = 27250863433 is a prime.

It is a super-2 number, since 2×27250863497² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27250863499) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7327583 + ... + 7331300.

It is an arithmetic number, because the mean of its divisors is an integer number (2682575772).

Almost surely, 2^27250863497 is an apocalyptic number.

It is an amenable number.

27250863497 is a deficient number, since it is larger than the sum of its proper divisors (4940045767).

27250863497 is a wasteful number, since it uses less digits than its factorization.

27250863497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14658920 (or 14658907 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 27250863497 in words is "twenty-seven billion, two hundred fifty million, eight hundred sixty-three thousand, four hundred ninety-seven".