52689528979 has 2 divisors, whose sum is σ = 52689528980. Its totient is φ = 52689528978.

The previous prime is 52689528973. The next prime is 52689528989. The reversal of 52689528979 is 97982598625.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52689528979 - 2²³ = 52681140371 is a prime.

It is not a weakly prime, because it can be changed into another prime (52689528973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26344764489 + 26344764490.

It is an arithmetic number, because the mean of its divisors is an integer number (26344764490).

Almost surely, 2^52689528979 is an apocalyptic number.

52689528979 is a deficient number, since it is larger than the sum of its proper divisors (1).

52689528979 is an equidigital number, since it uses as much as digits as its factorization.

52689528979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 195955200, while the sum is 70.

The spelling of 52689528979 in words is "fifty-two billion, six hundred eighty-nine million, five hundred twenty-eight thousand, nine hundred seventy-nine".