440454113030 has 64 divisors (see below), whose sum is σ = 809992085760. Its totient is φ = 172397030400.

The previous prime is 440454113009. The next prime is 440454113081. The reversal of 440454113030 is 30311454044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 440454112984 and 440454113002.

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, 141669116 + ... + 141672224.

It is an arithmetic number, because the mean of its divisors is an integer number (12656126340).

Almost surely, 2^440454113030 is an apocalyptic number.

440454113030 is a deficient number, since it is larger than the sum of its proper divisors (369537972730).

440454113030 is a wasteful number, since it uses less digits than its factorization.

440454113030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4305.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 440454113030 its reverse (30311454044), we get a palindrome (470765567074).

The spelling of 440454113030 in words is "four hundred forty billion, four hundred fifty-four million, one hundred thirteen thousand, thirty".