45444254545 has 32 divisors (see below), whose sum is σ = 57520502784. Its totient is φ = 34418841600.

The previous prime is 45444254507. The next prime is 45444254561. The reversal of 45444254545 is 54545244454.

It is not a de Polignac number, because 45444254545 - 2⁷ = 45444254417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45444254495 and 45444254504.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2892060 + ... + 2907730.

It is an arithmetic number, because the mean of its divisors is an integer number (1797515712).

Almost surely, 2^45444254545 is an apocalyptic number.

It is an amenable number.

45444254545 is a deficient number, since it is larger than the sum of its proper divisors (12076248239).

45444254545 is a wasteful number, since it uses less digits than its factorization.

45444254545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16113.

The product of its digits is 5120000, while the sum is 46.

Adding to 45444254545 its reverse (54545244454), we get a palindrome (99989498999).

The spelling of 45444254545 in words is "forty-five billion, four hundred forty-four million, two hundred fifty-four thousand, five hundred forty-five".