27442765142 has 8 divisors (see below), whose sum is σ = 44330620656. Its totient is φ = 12665891592.

The previous prime is 27442765099. The next prime is 27442765171. The reversal of 27442765142 is 24156724472.

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 = 27442765093 and 27442765102.

It is a congruent number.

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, 527745458 + ... + 527745509.

It is an arithmetic number, because the mean of its divisors is an integer number (5541327582).

Almost surely, 2^27442765142 is an apocalyptic number.

27442765142 is a deficient number, since it is larger than the sum of its proper divisors (16887855514).

27442765142 is a wasteful number, since it uses less digits than its factorization.

27442765142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055490982.

The product of its digits is 752640, while the sum is 44.

The spelling of 27442765142 in words is "twenty-seven billion, four hundred forty-two million, seven hundred sixty-five thousand, one hundred forty-two".