45503432340 has 24 divisors (see below), whose sum is σ = 127409610720. Its totient is φ = 12134248608.

The previous prime is 45503432321. The next prime is 45503432341. The reversal of 45503432340 is 4323430554.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45503432341) 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, 379195210 + ... + 379195329.

It is an arithmetic number, because the mean of its divisors is an integer number (5308733780).

Almost surely, 2^45503432340 is an apocalyptic number.

It is an amenable number.

45503432340 is an abundant number, since it is smaller than the sum of its proper divisors (81906178380).

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

45503432340 is a wasteful number, since it uses less digits than its factorization.

45503432340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758390551 (or 758390549 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 33.

Adding to 45503432340 its reverse (4323430554), we get a palindrome (49826862894).

The spelling of 45503432340 in words is "forty-five billion, five hundred three million, four hundred thirty-two thousand, three hundred forty".