440513045 has 32 divisors (see below), whose sum is σ = 629925120. Its totient is φ = 289336320.

The previous prime is 440513033. The next prime is 440513053. The reversal of 440513045 is 540315044.

It is not a de Polignac number, because 440513045 - 2²² = 436318741 is a prime.

It is a congruent number.

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, 131309 + ... + 134621.

It is an arithmetic number, because the mean of its divisors is an integer number (19685160).

Almost surely, 2^440513045 is an apocalyptic number.

It is an amenable number.

440513045 is a deficient number, since it is larger than the sum of its proper divisors (189412075).

440513045 is a wasteful number, since it uses less digits than its factorization.

440513045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3485.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 440513045 is about 20988.4026309769. The cubic root of 440513045 is about 760.8859963806.

Adding to 440513045 its reverse (540315044), we get a palindrome (980828089).

The spelling of 440513045 in words is "four hundred forty million, five hundred thirteen thousand, forty-five".