27140726031 has 4 divisors (see below), whose sum is σ = 36187634712. Its totient is φ = 18093817352.

The previous prime is 27140726027. The next prime is 27140726033. The reversal of 27140726031 is 13062704172.

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 27140726031 - 2² = 27140726027 is a prime.

It is a super-2 number, since 2×27140726031² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27140725983 and 27140726001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27140726033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4523454336 + ... + 4523454341.

It is an arithmetic number, because the mean of its divisors is an integer number (9046908678).

Almost surely, 2^27140726031 is an apocalyptic number.

27140726031 is a deficient number, since it is larger than the sum of its proper divisors (9046908681).

27140726031 is an equidigital number, since it uses as much as digits as its factorization.

27140726031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9046908680.

The product of its (nonzero) digits is 14112, while the sum is 33.

The spelling of 27140726031 in words is "twenty-seven billion, one hundred forty million, seven hundred twenty-six thousand, thirty-one".