27166542827874 has 16 divisors (see below), whose sum is σ = 54333551354112. Its totient is φ = 9055436659568.

The previous prime is 27166542827861. The next prime is 27166542827933. The reversal of 27166542827874 is 47872824566172.

It is a junction number, because it is equal to n+sod(n) for n = 27166542827799 and 27166542827808.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18643449 + ... + 20047724.

It is an arithmetic number, because the mean of its divisors is an integer number (3395846959632).

Almost surely, 2^{27166542827874} is an apocalyptic number.

27166542827874 is an abundant number, since it is smaller than the sum of its proper divisors (27167008526238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27166542827874 is a wasteful number, since it uses less digits than its factorization.

27166542827874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38808201.

The product of its digits is 505774080, while the sum is 69.

The spelling of 27166542827874 in words is "twenty-seven trillion, one hundred sixty-six billion, five hundred forty-two million, eight hundred twenty-seven thousand, eight hundred seventy-four".