27772962053 has 4 divisors (see below), whose sum is σ = 28027759980. Its totient is φ = 27518164128.

The previous prime is 27772962029. The next prime is 27772962059. The reversal of 27772962053 is 35026927772.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19870285444 + 7902676609 = 140962^2 + 88897^2 .

It is a cyclic number.

It is not a de Polignac number, because 27772962053 - 2⁶ = 27772961989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27772961992 and 27772962010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27772962059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127398800 + ... + 127399017.

It is an arithmetic number, because the mean of its divisors is an integer number (7006939995).

Almost surely, 2^27772962053 is an apocalyptic number.

It is an amenable number.

27772962053 is a deficient number, since it is larger than the sum of its proper divisors (254797927).

27772962053 is a wasteful number, since it uses less digits than its factorization.

27772962053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254797926.

The product of its (nonzero) digits is 2222640, while the sum is 50.

The spelling of 27772962053 in words is "twenty-seven billion, seven hundred seventy-two million, nine hundred sixty-two thousand, fifty-three".