5326257643 has 16 divisors (see below), whose sum is σ = 6262925760. Its totient is φ = 4434508800.

The previous prime is 5326257581. The next prime is 5326257647. The reversal of 5326257643 is 3467526235.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5326257643 is a prime.

It is a super-3 number, since 3×5326257643³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5326257643.

It is not an unprimeable number, because it can be changed into a prime (5326257647) 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, 25203 + ... + 106243.

It is an arithmetic number, because the mean of its divisors is an integer number (391432860).

Almost surely, 2^5326257643 is an apocalyptic number.

5326257643 is a deficient number, since it is larger than the sum of its proper divisors (936668117).

5326257643 is a wasteful number, since it uses less digits than its factorization.

5326257643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81318.

The product of its digits is 907200, while the sum is 43.

The square root of 5326257643 is about 72981.2143157402. The cubic root of 5326257643 is about 1746.3879394256.

The spelling of 5326257643 in words is "five billion, three hundred twenty-six million, two hundred fifty-seven thousand, six hundred forty-three".