5263186840 has 16 divisors (see below), whose sum is σ = 11842170480. Its totient is φ = 2105274720.

The previous prime is 5263186837. The next prime is 5263186867. The reversal of 5263186840 is 486813625.

It is a super-2 number, since 2×5263186840² = 55402271425498371200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65789796 + ... + 65789875.

It is an arithmetic number, because the mean of its divisors is an integer number (740135655).

Almost surely, 2^5263186840 is an apocalyptic number.

It is an amenable number.

5263186840 is an abundant number, since it is smaller than the sum of its proper divisors (6578983640).

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

5263186840 is a wasteful number, since it uses less digits than its factorization.

5263186840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131579682 (or 131579678 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 5263186840 is about 72547.8245021861. The cubic root of 5263186840 is about 1739.4672742692.

The spelling of 5263186840 in words is "five billion, two hundred sixty-three million, one hundred eighty-six thousand, eight hundred forty".