440975487434 has 8 divisors (see below), whose sum is σ = 662440283748. Its totient is φ = 220162059520.

The previous prime is 440975487391. The next prime is 440975487437. The reversal of 440975487434 is 434784579044.

It can be written as a sum of positive squares in 2 ways, for example, as 363371456809 + 77604030625 = 602803^2 + 278575^2 .

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

It is not an unprimeable number, because it can be changed into a prime (440975487437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162840407 + ... + 162843114.

Almost surely, 2^440975487434 is an apocalyptic number.

440975487434 is a deficient number, since it is larger than the sum of its proper divisors (221464796314).

440975487434 is a wasteful number, since it uses less digits than its factorization.

440975487434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325684200.

The product of its (nonzero) digits is 54190080, while the sum is 59.

The spelling of 440975487434 in words is "four hundred forty billion, nine hundred seventy-five million, four hundred eighty-seven thousand, four hundred thirty-four".