5263897536 has 56 divisors (see below), whose sum is σ = 15474889040. Its totient is φ = 1754631936.

The previous prime is 5263897531. The next prime is 5263897559. The reversal of 5263897536 is 6357983625.

It is a happy number.

5263897536 is a `hidden beast` number, since 5 + 26 + 3 + 89 + 7 + 536 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5263897531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1521391 + ... + 1524846.

Almost surely, 2^5263897536 is an apocalyptic number.

It is an amenable number.

5263897536 is an abundant number, since it is smaller than the sum of its proper divisors (10210991504).

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

5263897536 is a wasteful number, since it uses less digits than its factorization.

5263897536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046258 (or 3046242 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The square root of 5263897536 is about 72552.7224575343. The cubic root of 5263897536 is about 1739.5455650356.

The spelling of 5263897536 in words is "five billion, two hundred sixty-three million, eight hundred ninety-seven thousand, five hundred thirty-six".