45443415321 has 12 divisors (see below), whose sum is σ = 66277776448. Its totient is φ = 30001477464.

The previous prime is 45443415293. The next prime is 45443415337. The reversal of 45443415321 is 12351434454.

45443415321 is a `hidden beast` number, since 4 + 54 + 434 + 153 + 21 = 666.

45443415321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45443415321 - 2⁵ = 45443415289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45443415371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24510085 + ... + 24511938.

Almost surely, 2^45443415321 is an apocalyptic number.

It is an amenable number.

45443415321 is a deficient number, since it is larger than the sum of its proper divisors (20834361127).

45443415321 is a wasteful number, since it uses less digits than its factorization.

45443415321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49022132 (or 49022129 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

Adding to 45443415321 its reverse (12351434454), we get a palindrome (57794849775).

The spelling of 45443415321 in words is "forty-five billion, four hundred forty-three million, four hundred fifteen thousand, three hundred twenty-one".