27922644253 has 16 divisors (see below), whose sum is σ = 33522566400. Its totient is φ = 22739435136.

The previous prime is 27922644227. The next prime is 27922644259. The reversal of 27922644253 is 35244622972.

It is a cyclic number.

It is not a de Polignac number, because 27922644253 - 2¹³ = 27922636061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27922644259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558000 + ... + 605977.

It is an arithmetic number, because the mean of its divisors is an integer number (2095160400).

Almost surely, 2^27922644253 is an apocalyptic number.

27922644253 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

27922644253 is a deficient number, since it is larger than the sum of its proper divisors (5599922147).

27922644253 is a wasteful number, since it uses less digits than its factorization.

27922644253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164156.

The product of its digits is 1451520, while the sum is 46.

The spelling of 27922644253 in words is "twenty-seven billion, nine hundred twenty-two million, six hundred forty-four thousand, two hundred fifty-three".