27252556533 has 12 divisors (see below), whose sum is σ = 39452481900. Its totient is φ = 18127904256.

The previous prime is 27252556523. The next prime is 27252556543. The reversal of 27252556533 is 33565525272.

27252556533 is a `hidden beast` number, since 2 + 7 + 2 + 52 + 5 + 565 + 33 = 666.

It is an interprime number because it is at equal distance from previous prime (27252556523) and next prime (27252556543).

It can be written as a sum of positive squares in 2 ways, for example, as 10103868324 + 17148688209 = 100518^2 + 130953^2 .

It is not a de Polignac number, because 27252556533 - 2⁴ = 27252556517 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27252556523) 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, 3367966 + ... + 3376047.

It is an arithmetic number, because the mean of its divisors is an integer number (3287706825).

Almost surely, 2^27252556533 is an apocalyptic number.

It is an amenable number.

27252556533 is a deficient number, since it is larger than the sum of its proper divisors (12199925367).

27252556533 is a wasteful number, since it uses less digits than its factorization.

27252556533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6744468 (or 6744465 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 45.

The spelling of 27252556533 in words is "twenty-seven billion, two hundred fifty-two million, five hundred fifty-six thousand, five hundred thirty-three".