5369621840 has 120 divisors (see below), whose sum is σ = 13826068200. Its totient is φ = 1937858560.

The previous prime is 5369621827. The next prime is 5369621891. The reversal of 5369621840 is 481269635.

It can be written as a sum of positive squares in 4 ways, for example, as 282508864 + 5087112976 = 16808^2 + 71324^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 5369621791 and 5369621800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1324136 + ... + 1328184.

It is an arithmetic number, because the mean of its divisors is an integer number (115217235).

Almost surely, 2^5369621840 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 5369621840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6913034100).

5369621840 is an abundant number, since it is smaller than the sum of its proper divisors (8456446360).

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

5369621840 is a wasteful number, since it uses less digits than its factorization.

5369621840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221 (or 4204 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 5369621840 is about 73277.7035666375. The cubic root of 5369621840 is about 1751.1145922674.

The spelling of 5369621840 in words is "five billion, three hundred sixty-nine million, six hundred twenty-one thousand, eight hundred forty".