27415440811 has 12 divisors (see below), whose sum is σ = 30415971096. Its totient is φ = 24690189920.

The previous prime is 27415440781. The next prime is 27415440817. The reversal of 27415440811 is 11804451472.

It is a happy number.

It is not a de Polignac number, because 27415440811 - 2⁷ = 27415440683 is a prime.

It is a super-2 number, since 2×27415440811² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27415440817) 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, 1045810 + ... + 1071703.

It is an arithmetic number, because the mean of its divisors is an integer number (2534664258).

Almost surely, 2^27415440811 is an apocalyptic number.

27415440811 is a deficient number, since it is larger than the sum of its proper divisors (3000530285).

27415440811 is a wasteful number, since it uses less digits than its factorization.

27415440811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2117642 (or 2117631 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 37.

The spelling of 27415440811 in words is "twenty-seven billion, four hundred fifteen million, four hundred forty thousand, eight hundred eleven".