5851718964 has 324 divisors, whose sum is σ = 19348920864. Its totient is φ = 1541187648.

The previous prime is 5851718897. The next prime is 5851718981. The reversal of 5851718964 is 4698171585.

It is a happy number.

5851718964 is a `hidden beast` number, since 58 + 517 + 18 + 9 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (324).

It is a super-2 number, since 2×5851718964² = 68485229667274466592, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5851718964.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 8048769 + ... + 8049495.

Almost surely, 2^5851718964 is an apocalyptic number.

5851718964 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5851718964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9674460432).

5851718964 is an abundant number, since it is smaller than the sum of its proper divisors (13497201900).

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

5851718964 is a wasteful number, since it uses less digits than its factorization.

5851718964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786 (or 752 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 54.

The square root of 5851718964 is about 76496.5290977310. The cubic root of 5851718964 is about 1802.0264178277.

The spelling of 5851718964 in words is "five billion, eight hundred fifty-one million, seven hundred eighteen thousand, nine hundred sixty-four".