27512540372 has 12 divisors (see below), whose sum is σ = 48936240276. Its totient is φ = 13530757440.

The previous prime is 27512540351. The next prime is 27512540423. The reversal of 27512540372 is 27304521572.

It can be written as a sum of positive squares in 2 ways, for example, as 9332332816 + 18180207556 = 96604^2 + 134834^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56377913 + ... + 56378400.

It is an arithmetic number, because the mean of its divisors is an integer number (4078020023).

Almost surely, 2^27512540372 is an apocalyptic number.

It is an amenable number.

27512540372 is a deficient number, since it is larger than the sum of its proper divisors (21423699904).

27512540372 is a wasteful number, since it uses less digits than its factorization.

27512540372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112756378 (or 112756376 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 38.

The spelling of 27512540372 in words is "twenty-seven billion, five hundred twelve million, five hundred forty thousand, three hundred seventy-two".