27077075413 has 4 divisors (see below), whose sum is σ = 27808888300. Its totient is φ = 26345262528.

The previous prime is 27077075411. The next prime is 27077075423. The reversal of 27077075413 is 31457077072.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26060613489 + 1016461924 = 161433^2 + 31882^2 .

It is a cyclic number.

It is not a de Polignac number, because 27077075413 - 2¹ = 27077075411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27077075413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27077075411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365906388 + ... + 365906461.

It is an arithmetic number, because the mean of its divisors is an integer number (6952222075).

Almost surely, 2^27077075413 is an apocalyptic number.

It is an amenable number.

27077075413 is a deficient number, since it is larger than the sum of its proper divisors (731812887).

27077075413 is an equidigital number, since it uses as much as digits as its factorization.

27077075413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731812886.

The product of its (nonzero) digits is 288120, while the sum is 43.

The spelling of 27077075413 in words is "twenty-seven billion, seventy-seven million, seventy-five thousand, four hundred thirteen".