27177000453 has 6 divisors (see below), whose sum is σ = 39255667334. Its totient is φ = 18118000296.

The previous prime is 27177000451. The next prime is 27177000497. The reversal of 27177000453 is 35400077172.

It can be written as a sum of positive squares in only one way, i.e., 26701847649 + 475152804 = 163407^2 + 21798^2 .

It is not a de Polignac number, because 27177000453 - 2¹ = 27177000451 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 (27177000451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1509833350 + ... + 1509833367.

Almost surely, 2^27177000453 is an apocalyptic number.

It is an amenable number.

27177000453 is a deficient number, since it is larger than the sum of its proper divisors (12078666881).

27177000453 is a wasteful number, since it uses less digits than its factorization.

27177000453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019666723 (or 3019666720 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The spelling of 27177000453 in words is "twenty-seven billion, one hundred seventy-seven million, four hundred fifty-three", and thus it is an aban number.