28237276723 has 2 divisors, whose sum is σ = 28237276724. Its totient is φ = 28237276722.

The previous prime is 28237276579. The next prime is 28237276763. The reversal of 28237276723 is 32767273282.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28237276723 - 2³³ = 19647342131 is a prime.

It is not a weakly prime, because it can be changed into another prime (28237276763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14118638361 + 14118638362.

It is an arithmetic number, because the mean of its divisors is an integer number (14118638362).

Almost surely, 2^28237276723 is an apocalyptic number.

28237276723 is a deficient number, since it is larger than the sum of its proper divisors (1).

28237276723 is an equidigital number, since it uses as much as digits as its factorization.

28237276723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2370816, while the sum is 49.

The spelling of 28237276723 in words is "twenty-eight billion, two hundred thirty-seven million, two hundred seventy-six thousand, seven hundred twenty-three".