5543231340 has 48 divisors (see below), whose sum is σ = 15671755008. Its totient is φ = 1463841984.

The previous prime is 5543231329. The next prime is 5543231347. The reversal of 5543231340 is 431323455.

5543231340 = 7285² + 7286² + ... + 7387².

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5543231298 and 5543231307.

It is not an unprimeable number, because it can be changed into a prime (5543231347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442302 + ... + 454661.

It is an arithmetic number, because the mean of its divisors is an integer number (326494896).

Almost surely, 2^5543231340 is an apocalyptic number.

It is an amenable number.

5543231340 is an abundant number, since it is smaller than the sum of its proper divisors (10128523668).

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

5543231340 is a wasteful number, since it uses less digits than its factorization.

5543231340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897078 (or 897076 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 5543231340 is about 74452.8799980229. The cubic root of 5543231340 is about 1769.7870023626.

Adding to 5543231340 its reverse (431323455), we get a palindrome (5974554795).

The spelling of 5543231340 in words is "five billion, five hundred forty-three million, two hundred thirty-one thousand, three hundred forty".