5421145400 has 96 divisors (see below), whose sum is σ = 13770524880. Its totient is φ = 1968384000.

The previous prime is 5421145381. The next prime is 5421145403. The reversal of 5421145400 is 45411245.

It is a self number, because there is not a number n which added to its sum of digits gives 5421145400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421145403) 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, 1936802 + ... + 1939598.

Almost surely, 2^5421145400 is an apocalyptic number.

5421145400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5421145400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6885262440).

5421145400 is an abundant number, since it is smaller than the sum of its proper divisors (8349379480).

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

5421145400 is a wasteful number, since it uses less digits than its factorization.

5421145400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705 (or 3696 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 5421145400 is about 73628.4279337811. The cubic root of 5421145400 is about 1756.6976427599.

Adding to 5421145400 its reverse (45411245), we get a palindrome (5466556645).

The spelling of 5421145400 in words is "five billion, four hundred twenty-one million, one hundred forty-five thousand, four hundred".