27727157315 has 32 divisors (see below), whose sum is σ = 39103646400. Its totient is φ = 18607288320.

The previous prime is 27727157309. The next prime is 27727157377. The reversal of 27727157315 is 51375172772.

It is not a de Polignac number, because 27727157315 - 2¹² = 27727153219 is a prime.

It is a super-3 number, since 3×27727157315³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27727157315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2689691 + ... + 2699979.

It is an arithmetic number, because the mean of its divisors is an integer number (1221988950).

Almost surely, 2^27727157315 is an apocalyptic number.

27727157315 is a deficient number, since it is larger than the sum of its proper divisors (11376489085).

27727157315 is a wasteful number, since it uses less digits than its factorization.

27727157315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14087.

The product of its digits is 720300, while the sum is 47.

The spelling of 27727157315 in words is "twenty-seven billion, seven hundred twenty-seven million, one hundred fifty-seven thousand, three hundred fifteen".