52589450397 has 12 divisors (see below), whose sum is σ = 77073244640. Its totient is φ = 31872393960.

The previous prime is 52589450369. The next prime is 52589450429. The reversal of 52589450397 is 79305498525.

It is a happy number.

It is not a de Polignac number, because 52589450397 - 2⁸ = 52589450141 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 (52589450897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72436897 + ... + 72437622.

Almost surely, 2^52589450397 is an apocalyptic number.

It is an amenable number.

52589450397 is a deficient number, since it is larger than the sum of its proper divisors (24483794243).

52589450397 is a wasteful number, since it uses less digits than its factorization.

52589450397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144874544 (or 144874533 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 57.

The spelling of 52589450397 in words is "fifty-two billion, five hundred eighty-nine million, four hundred fifty thousand, three hundred ninety-seven".