5404450520 has 128 divisors (see below), whose sum is σ = 14070672000. Its totient is φ = 1829990400.

The previous prime is 5404450321. The next prime is 5404450559. The reversal of 5404450520 is 250544045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11723090 + ... + 11723550.

It is an arithmetic number, because the mean of its divisors is an integer number (109927125).

Almost surely, 2^5404450520 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 5404450520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7035336000).

5404450520 is an abundant number, since it is smaller than the sum of its proper divisors (8666221480).

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

5404450520 is a wasteful number, since it uses less digits than its factorization.

5404450520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 5404450520 is about 73514.9679997210. The cubic root of 5404450520 is about 1754.8924883342.

Adding to 5404450520 its reverse (250544045), we get a palindrome (5654994565).

The spelling of 5404450520 in words is "five billion, four hundred four million, four hundred fifty thousand, five hundred twenty".