5534021400 has 72 divisors (see below), whose sum is σ = 17161117020. Its totient is φ = 1475253120.

The previous prime is 5534021387. The next prime is 5534021413. The reversal of 5534021400 is 41204355.

It is an interprime number because it is at equal distance from previous prime (5534021387) and next prime (5534021413).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1820682 + ... + 1823718.

Almost surely, 2^5534021400 is an apocalyptic number.

5534021400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5534021400 is an abundant number, since it is smaller than the sum of its proper divisors (11627095620).

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

5534021400 is an equidigital number, since it uses as much as digits as its factorization.

5534021400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6093 (or 3047 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 5534021400 is about 74391.0034883251. The cubic root of 5534021400 is about 1768.8063067726.

Multiplying 5534021400 by its sum of digits (24), we get a square (132816513600 = 364440²).

5534021400 divided by its sum of digits (24) gives a square (230584225 = 15185²).

Multiplying 5534021400 by its product of nonzero digits (2400), we get a square (13281651360000 = 3644400²).

Adding to 5534021400 its reverse (41204355), we get a palindrome (5575225755).

The spelling of 5534021400 in words is "five billion, five hundred thirty-four million, twenty-one thousand, four hundred".