45454532443 has 4 divisors (see below), whose sum is σ = 45726715440. Its totient is φ = 45182349448.

The previous prime is 45454532423. The next prime is 45454532467. The reversal of 45454532443 is 34423545454.

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

It is a cyclic number.

It is not a de Polignac number, because 45454532443 - 2¹⁷ = 45454401371 is a prime.

It is a super-2 number, since 2×45454532443² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45454532443.

It is not an unprimeable number, because it can be changed into a prime (45454532423) 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, 136091248 + ... + 136091581.

It is an arithmetic number, because the mean of its divisors is an integer number (11431678860).

Almost surely, 2^45454532443 is an apocalyptic number.

45454532443 is a deficient number, since it is larger than the sum of its proper divisors (272182997).

45454532443 is a wasteful number, since it uses less digits than its factorization.

45454532443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272182996.

The product of its digits is 2304000, while the sum is 43.

The spelling of 45454532443 in words is "forty-five billion, four hundred fifty-four million, five hundred thirty-two thousand, four hundred forty-three".