27117123002642 has 8 divisors (see below), whose sum is σ = 41541124599936. Its totient is φ = 13270081469332.

The previous prime is 27117123002621. The next prime is 27117123002659. The reversal of 27117123002642 is 24620032171172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 27117123002596 and 27117123002605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144240015878 + ... + 144240016065.

It is an arithmetic number, because the mean of its divisors is an integer number (5192640574992).

Almost surely, 2^{27117123002642} is an apocalyptic number.

27117123002642 is a deficient number, since it is larger than the sum of its proper divisors (14424001597294).

27117123002642 is a wasteful number, since it uses less digits than its factorization.

27117123002642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288480031992.

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 27117123002642 in words is "twenty-seven trillion, one hundred seventeen billion, one hundred twenty-three million, two thousand, six hundred forty-two".