5913551844 has 144 divisors (see below), whose sum is σ = 15595227648. Its totient is φ = 1888210944.

The previous prime is 5913551837. The next prime is 5913551851. The reversal of 5913551844 is 4481553195.

It is a happy number.

5913551844 is a `hidden beast` number, since 5 + 9 + 13 + 551 + 84 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (5913551837) and next prime (5913551851).

It is a self number, because there is not a number n which added to its sum of digits gives 5913551844.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22484857 + ... + 22485119.

It is an arithmetic number, because the mean of its divisors is an integer number (108300192).

Almost surely, 2^5913551844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5913551844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7797613824).

5913551844 is an abundant number, since it is smaller than the sum of its proper divisors (9681675804).

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

5913551844 is a wasteful number, since it uses less digits than its factorization.

5913551844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554 (or 549 counting only the distinct ones).

The product of its digits is 432000, while the sum is 45.

The square root of 5913551844 is about 76899.6218716321. The cubic root of 5913551844 is about 1808.3513006933.

The spelling of 5913551844 in words is "five billion, nine hundred thirteen million, five hundred fifty-one thousand, eight hundred forty-four".