27374240642 has 8 divisors (see below), whose sum is σ = 46927269696. Its totient is φ = 11731817412.

The previous prime is 27374240629. The next prime is 27374240653. The reversal of 27374240642 is 24604247372.

It is a happy number.

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

It is a super-2 number, since 2×27374240642² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27374240642.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977651438 + ... + 977651465.

It is an arithmetic number, because the mean of its divisors is an integer number (5865908712).

Almost surely, 2^27374240642 is an apocalyptic number.

27374240642 is a deficient number, since it is larger than the sum of its proper divisors (19553029054).

27374240642 is a wasteful number, since it uses less digits than its factorization.

27374240642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955302912.

The product of its (nonzero) digits is 451584, while the sum is 41.

The spelling of 27374240642 in words is "twenty-seven billion, three hundred seventy-four million, two hundred forty thousand, six hundred forty-two".