45531406343 has 4 divisors (see below), whose sum is σ = 46210979640. Its totient is φ = 44851833048.

The previous prime is 45531406331. The next prime is 45531406351. The reversal of 45531406343 is 34360413554.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 45531406343 - 2⁶ = 45531406279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45531406297 and 45531406306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45531456343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339786548 + ... + 339786681.

It is an arithmetic number, because the mean of its divisors is an integer number (11552744910).

Almost surely, 2^45531406343 is an apocalyptic number.

45531406343 is a deficient number, since it is larger than the sum of its proper divisors (679573297).

45531406343 is an equidigital number, since it uses as much as digits as its factorization.

45531406343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679573296.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 45531406343 its reverse (34360413554), we get a palindrome (79891819897).

The spelling of 45531406343 in words is "forty-five billion, five hundred thirty-one million, four hundred six thousand, three hundred forty-three".