45440354344 has 32 divisors (see below), whose sum is σ = 106224206400. Its totient is φ = 17704033920.

The previous prime is 45440354321. The next prime is 45440354347. The reversal of 45440354344 is 44345304454.

It is a junction number, because it is equal to n+sod(n) for n = 45440354297 and 45440354306.

It is not an unprimeable number, because it can be changed into a prime (45440354347) 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, 36882789 + ... + 36884020.

It is an arithmetic number, because the mean of its divisors is an integer number (3319506450).

Almost surely, 2^45440354344 is an apocalyptic number.

45440354344 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45440354344 is an abundant number, since it is smaller than the sum of its proper divisors (60783852056).

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

45440354344 is a wasteful number, since it uses less digits than its factorization.

45440354344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73766833 (or 73766829 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 40.

Adding to 45440354344 its reverse (44345304454), we get a palindrome (89785658798).

The spelling of 45440354344 in words is "forty-five billion, four hundred forty million, three hundred fifty-four thousand, three hundred forty-four".