5401321552 has 40 divisors (see below), whose sum is σ = 11451043872. Its totient is φ = 2447702400.

The previous prime is 5401321507. The next prime is 5401321559. The reversal of 5401321552 is 2551231045.

It is a self number, because there is not a number n which added to its sum of digits gives 5401321552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5401321559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11898 + ... + 104614.

Almost surely, 2^5401321552 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 5401321552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5725521936).

5401321552 is an abundant number, since it is smaller than the sum of its proper divisors (6049722320).

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

5401321552 is a wasteful number, since it uses less digits than its factorization.

5401321552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93067 (or 93061 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 5401321552 is about 73493.6837558167. The cubic root of 5401321552 is about 1754.5537513091.

Adding to 5401321552 its reverse (2551231045), we get a palindrome (7952552597).

The spelling of 5401321552 in words is "five billion, four hundred one million, three hundred twenty-one thousand, five hundred fifty-two".