440231143002 has 64 divisors (see below), whose sum is σ = 1063828531200. Its totient is φ = 118639909440.

The previous prime is 440231142997. The next prime is 440231143061. The reversal of 440231143002 is 200341132044.

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, 1021774 + ... + 1387257.

It is an arithmetic number, because the mean of its divisors is an integer number (16622320800).

Almost surely, 2^440231143002 is an apocalyptic number.

440231143002 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

440231143002 is an abundant number, since it is smaller than the sum of its proper divisors (623597388198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440231143002 is a wasteful number, since it uses less digits than its factorization.

440231143002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2409291.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 440231143002 its reverse (200341132044), we get a palindrome (640572275046).

The spelling of 440231143002 in words is "four hundred forty billion, two hundred thirty-one million, one hundred forty-three thousand, two".