5261365426 has 32 divisors (see below), whose sum is σ = 8387971200. Its totient is φ = 2470715520.

The previous prime is 5261365381. The next prime is 5261365433. The reversal of 5261365426 is 6245631625.

It is a happy number.

It is a super-2 number, since 2×5261365426² = 55363932291816322952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 850621 + ... + 856783.

It is an arithmetic number, because the mean of its divisors is an integer number (262124100).

Almost surely, 2^5261365426 is an apocalyptic number.

5261365426 is a deficient number, since it is larger than the sum of its proper divisors (3126605774).

5261365426 is a wasteful number, since it uses less digits than its factorization.

5261365426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6594.

The product of its digits is 259200, while the sum is 40.

The square root of 5261365426 is about 72535.2702207692. The cubic root of 5261365426 is about 1739.2665938518.

The spelling of 5261365426 in words is "five billion, two hundred sixty-one million, three hundred sixty-five thousand, four hundred twenty-six".