27266466157 has 12 divisors (see below), whose sum is σ = 31857874560. Its totient is φ = 23268290136.

The previous prime is 27266466151. The next prime is 27266466179. The reversal of 27266466157 is 75166466272.

It is a de Polignac number, because none of the positive numbers 2^k-27266466157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27266466151) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1214557 + ... + 1236802.

It is an arithmetic number, because the mean of its divisors is an integer number (2654822880).

Almost surely, 2^27266466157 is an apocalyptic number.

It is an amenable number.

27266466157 is a deficient number, since it is larger than the sum of its proper divisors (4591408403).

27266466157 is a wasteful number, since it uses less digits than its factorization.

27266466157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2451600 (or 2451593 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 52.

The spelling of 27266466157 in words is "twenty-seven billion, two hundred sixty-six million, four hundred sixty-six thousand, one hundred fifty-seven".