52585385507 has 16 divisors (see below), whose sum is σ = 58642486272. Its totient is φ = 46897825920.

The previous prime is 52585385497. The next prime is 52585385509. The reversal of 52585385507 is 70558358525.

52585385507 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 52585385507 - 2¹⁰ = 52585384483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52585385509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 586619 + ... + 670292.

It is an arithmetic number, because the mean of its divisors is an integer number (3665155392).

Almost surely, 2^52585385507 is an apocalyptic number.

52585385507 is a deficient number, since it is larger than the sum of its proper divisors (6057100765).

52585385507 is a wasteful number, since it uses less digits than its factorization.

52585385507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257058.

The product of its (nonzero) digits is 8400000, while the sum is 53.

The spelling of 52585385507 in words is "fifty-two billion, five hundred eighty-five million, three hundred eighty-five thousand, five hundred seven".