5263350640 has 40 divisors (see below), whose sum is σ = 12568034880. Its totient is φ = 2048438016.

The previous prime is 5263350583. The next prime is 5263350661. The reversal of 5263350640 is 460533625.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 5263350596 and 5263350605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886120 + ... + 892039.

It is an arithmetic number, because the mean of its divisors is an integer number (314200872).

Almost surely, 2^5263350640 is an apocalyptic number.

It is an amenable number.

5263350640 is an abundant number, since it is smaller than the sum of its proper divisors (7304684240).

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

5263350640 is a wasteful number, since it uses less digits than its factorization.

5263350640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778209 (or 1778203 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 5263350640 is about 72548.9534038914. The cubic root of 5263350640 is about 1739.4853192163.

The spelling of 5263350640 in words is "five billion, two hundred sixty-three million, three hundred fifty thousand, six hundred forty".