27140533452 has 18 divisors (see below), whose sum is σ = 68605237428. Its totient is φ = 9046844472.

The previous prime is 27140533411. The next prime is 27140533493. The reversal of 27140533452 is 25433504172.

27140533452 is a `hidden beast` number, since 2 + 71 + 4 + 0 + 533 + 4 + 52 = 666.

It is an interprime number because it is at equal distance from previous prime (27140533411) and next prime (27140533493).

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 753903707 = 27140533452 / (2 + 7 + 1 + 4 + 0 + 5 + 3 + 3 + 4 + 5 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 376951818 + ... + 376951889.

Almost surely, 2^27140533452 is an apocalyptic number.

It is an amenable number.

27140533452 is an abundant number, since it is smaller than the sum of its proper divisors (41464703976).

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

27140533452 is a wasteful number, since it uses less digits than its factorization.

27140533452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753903717 (or 753903712 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 27140533452 in words is "twenty-seven billion, one hundred forty million, five hundred thirty-three thousand, four hundred fifty-two".