52472529997 has 2 divisors, whose sum is σ = 52472529998. Its totient is φ = 52472529996.

The previous prime is 52472529979. The next prime is 52472530067. The reversal of 52472529997 is 79992527425.

52472529997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (52472529979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52050597316 + 421932681 = 228146^2 + 20541^2 .

It is a cyclic number.

It is not a de Polignac number, because 52472529997 - 2¹¹ = 52472527949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52472529947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26236264998 + 26236264999.

It is an arithmetic number, because the mean of its divisors is an integer number (26236264999).

Almost surely, 2^52472529997 is an apocalyptic number.

It is an amenable number.

52472529997 is a deficient number, since it is larger than the sum of its proper divisors (1).

52472529997 is an equidigital number, since it uses as much as digits as its factorization.

52472529997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28576800, while the sum is 61.

The spelling of 52472529997 in words is "fifty-two billion, four hundred seventy-two million, five hundred twenty-nine thousand, nine hundred ninety-seven".