27042237354187 has 16 divisors (see below), whose sum is σ = 29521661760000. Its totient is φ = 24566325763840.

The previous prime is 27042237354179. The next prime is 27042237354257. The reversal of 27042237354187 is 78145373224072.

It is a cyclic number.

It is not a de Polignac number, because 27042237354187 - 2³ = 27042237354179 is a prime.

It is a super-2 number, since 2×27042237354187² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27042237354107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87497514 + ... + 87806032.

It is an arithmetic number, because the mean of its divisors is an integer number (1845103860000).

Almost surely, 2^{27042237354187} is an apocalyptic number.

27042237354187 is a deficient number, since it is larger than the sum of its proper divisors (2479424405813).

27042237354187 is a wasteful number, since it uses less digits than its factorization.

27042237354187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314186.

The product of its (nonzero) digits is 15805440, while the sum is 55.

The spelling of 27042237354187 in words is "twenty-seven trillion, forty-two billion, two hundred thirty-seven million, three hundred fifty-four thousand, one hundred eighty-seven".