5259626694 has 48 divisors (see below), whose sum is σ = 13070941728. Its totient is φ = 1497315456.

The previous prime is 5259626693. The next prime is 5259626747. The reversal of 5259626694 is 4966269525.

5259626694 is a `hidden beast` number, since 5 + 2 + 5 + 9 + 626 + 6 + 9 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5259626694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5259626693) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40447 + ... + 110250.

It is an arithmetic number, because the mean of its divisors is an integer number (272311286).

Almost surely, 2^5259626694 is an apocalyptic number.

5259626694 is an abundant number, since it is smaller than the sum of its proper divisors (7811315034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5259626694 is a wasteful number, since it uses less digits than its factorization.

5259626694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150989 (or 150986 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 54.

The square root of 5259626694 is about 72523.2838059612. The cubic root of 5259626694 is about 1739.0749799881.

The spelling of 5259626694 in words is "five billion, two hundred fifty-nine million, six hundred twenty-six thousand, six hundred ninety-four".