27706217156122 has 16 divisors (see below), whose sum is σ = 42194653143552. Its totient is φ = 13642818921360.

The previous prime is 27706217156113. The next prime is 27706217156249. The reversal of 27706217156122 is 22165171260772.

It is a happy number.

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, 371499178 + ... + 371573749.

It is an arithmetic number, because the mean of its divisors is an integer number (2637165821472).

Almost surely, 2^{27706217156122} is an apocalyptic number.

27706217156122 is a deficient number, since it is larger than the sum of its proper divisors (14488435987430).

27706217156122 is a wasteful number, since it uses less digits than its factorization.

27706217156122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743073213.

The product of its (nonzero) digits is 987840, while the sum is 49.

The spelling of 27706217156122 in words is "twenty-seven trillion, seven hundred six billion, two hundred seventeen million, one hundred fifty-six thousand, one hundred twenty-two".