5493401564 has 72 divisors (see below), whose sum is σ = 11494915488. Its totient is φ = 2295740160.

The previous prime is 5493401561. The next prime is 5493401569. The reversal of 5493401564 is 4651043945.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5493401561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2755352 + ... + 2757344.

It is an arithmetic number, because the mean of its divisors is an integer number (159651604).

Almost surely, 2^5493401564 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 5493401564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5747457744).

5493401564 is an abundant number, since it is smaller than the sum of its proper divisors (6001513924).

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

5493401564 is an equidigital number, since it uses as much as digits as its factorization.

5493401564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2073 (or 2043 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 5493401564 is about 74117.4848736788. The cubic root of 5493401564 is about 1764.4679828308.

The spelling of 5493401564 in words is "five billion, four hundred ninety-three million, four hundred one thousand, five hundred sixty-four".