27350870399 has 4 divisors (see below), whose sum is σ = 27361044480. Its totient is φ = 27340696320.

The previous prime is 27350870387. The next prime is 27350870401. The reversal of 27350870399 is 99307805372.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27350870399 - 2⁴ = 27350870383 is a prime.

It is a super-2 number, since 2×27350870399² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27350870399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27350870299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5083007 + ... + 5088384.

It is an arithmetic number, because the mean of its divisors is an integer number (6840261120).

Almost surely, 2^27350870399 is an apocalyptic number.

27350870399 is a deficient number, since it is larger than the sum of its proper divisors (10174081).

27350870399 is a wasteful number, since it uses less digits than its factorization.

27350870399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10174080.

The product of its (nonzero) digits is 2857680, while the sum is 53.

The spelling of 27350870399 in words is "twenty-seven billion, three hundred fifty million, eight hundred seventy thousand, three hundred ninety-nine".