27957323822 has 4 divisors (see below), whose sum is σ = 41935985736. Its totient is φ = 13978661910.

The previous prime is 27957323773. The next prime is 27957323831. The reversal of 27957323822 is 22832375972.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×27957323822² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6989330954 + ... + 6989330957.

It is an arithmetic number, because the mean of its divisors is an integer number (10483996434).

Almost surely, 2^27957323822 is an apocalyptic number.

27957323822 is a deficient number, since it is larger than the sum of its proper divisors (13978661914).

27957323822 is a wasteful number, since it uses less digits than its factorization.

27957323822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13978661913.

The product of its digits is 2540160, while the sum is 50.

The spelling of 27957323822 in words is "twenty-seven billion, nine hundred fifty-seven million, three hundred twenty-three thousand, eight hundred twenty-two".