440045051402 has 12 divisors (see below), whose sum is σ = 725528824818. Its totient is φ = 200020477800.

The previous prime is 440045051399. The next prime is 440045051417. The reversal of 440045051402 is 204150540044.

It can be written as a sum of positive squares in only one way, i.e., 433149575881 + 6895475521 = 658141^2 + 83039^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 909183749 + ... + 909184232.

Almost surely, 2^440045051402 is an apocalyptic number.

440045051402 is a deficient number, since it is larger than the sum of its proper divisors (285483773416).

440045051402 is a wasteful number, since it uses less digits than its factorization.

440045051402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818368005 (or 1818367994 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 440045051402 its reverse (204150540044), we get a palindrome (644195591446).

The spelling of 440045051402 in words is "four hundred forty billion, forty-five million, fifty-one thousand, four hundred two".