45404040403 has 8 divisors (see below), whose sum is σ = 48060734400. Its totient is φ = 42774047208.

The previous prime is 45404040397. The next prime is 45404040457. The reversal of 45404040403 is 30404040454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45404040403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45404040503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6671701 + ... + 6678502.

It is an arithmetic number, because the mean of its divisors is an integer number (6007591800).

Almost surely, 2^45404040403 is an apocalyptic number.

45404040403 is a deficient number, since it is larger than the sum of its proper divisors (2656693997).

45404040403 is a wasteful number, since it uses less digits than its factorization.

45404040403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13350401.

The product of its (nonzero) digits is 15360, while the sum is 28.

Adding to 45404040403 its reverse (30404040454), we get a palindrome (75808080857).

It can be divided in two parts, 4 and 5404040403, that multiplied together give a palindrome (21616161612).

The spelling of 45404040403 in words is "forty-five billion, four hundred four million, forty thousand, four hundred three".