5260389612985 has 32 divisors (see below), whose sum is σ = 7006375918080. Its totient is φ = 3767063977728.

The previous prime is 5260389612977. The next prime is 5260389613001. The reversal of 5260389612985 is 5892169830625.

5260389612985 is digitally balanced in base 3, 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 5260389612985 - 2³ = 5260389612977 is a prime.

It is a super-2 number, since 2×5260389612985² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7565607 + ... + 8231596.

It is an arithmetic number, because the mean of its divisors is an integer number (218949247440).

Almost surely, 2^{5260389612985} is an apocalyptic number.

It is an amenable number.

5260389612985 is a deficient number, since it is larger than the sum of its proper divisors (1745986305095).

5260389612985 is a wasteful number, since it uses less digits than its factorization.

5260389612985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15797377.

The product of its (nonzero) digits is 55987200, while the sum is 64.

The spelling of 5260389612985 in words is "five trillion, two hundred sixty billion, three hundred eighty-nine million, six hundred twelve thousand, nine hundred eighty-five".