27272972973 has 8 divisors (see below), whose sum is σ = 36386431200. Its totient is φ = 18170748368.

The previous prime is 27272972953. The next prime is 27272972977. The reversal of 27272972973 is 37927927272.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 27272972973 - 2⁸ = 27272972717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27272972977) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2802738 + ... + 2812451.

It is an arithmetic number, because the mean of its divisors is an integer number (4548303900).

Almost surely, 2^27272972973 is an apocalyptic number.

It is an amenable number.

27272972973 is a deficient number, since it is larger than the sum of its proper divisors (9113458227).

27272972973 is a wasteful number, since it uses less digits than its factorization.

27272972973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5616811.

The product of its digits is 9335088, while the sum is 57.

The spelling of 27272972973 in words is "twenty-seven billion, two hundred seventy-two million, nine hundred seventy-two thousand, nine hundred seventy-three".