27375386997 has 8 divisors (see below), whose sum is σ = 41714875456. Its totient is φ = 15643078272.

The previous prime is 27375386993. The next prime is 27375387007. The reversal of 27375386997 is 79968357372.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27375386997 - 2² = 27375386993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27375386993) 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, 651794908 + ... + 651794949.

It is an arithmetic number, because the mean of its divisors is an integer number (5214359432).

Almost surely, 2^27375386997 is an apocalyptic number.

It is an amenable number.

27375386997 is a deficient number, since it is larger than the sum of its proper divisors (14339488459).

27375386997 is a wasteful number, since it uses less digits than its factorization.

27375386997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303589867.

The product of its digits is 120022560, while the sum is 66.

The spelling of 27375386997 in words is "twenty-seven billion, three hundred seventy-five million, three hundred eighty-six thousand, nine hundred ninety-seven".