5581913610 has 256 divisors, whose sum is σ = 17188383744. Its totient is φ = 1128701952.

The previous prime is 5581913609. The next prime is 5581913611. The reversal of 5581913610 is 163191855.

It is an interprime number because it is at equal distance from previous prime (5581913609) and next prime (5581913611).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (5581913611) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7373352 + ... + 7374108.

It is an arithmetic number, because the mean of its divisors is an integer number (67142124).

Almost surely, 2^5581913610 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5581913610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8594191872).

5581913610 is an abundant number, since it is smaller than the sum of its proper divisors (11606470134).

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

5581913610 is a wasteful number, since it uses less digits than its factorization.

5581913610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897.

The product of its (nonzero) digits is 32400, while the sum is 39.

The square root of 5581913610 is about 74712.2052277939. The cubic root of 5581913610 is about 1773.8941585122.

The spelling of 5581913610 in words is "five billion, five hundred eighty-one million, nine hundred thirteen thousand, six hundred ten".