440000141432 has 32 divisors (see below), whose sum is σ = 829929790800. Its totient is φ = 218687529984.

The previous prime is 440000141429. The next prime is 440000141467. The reversal of 440000141432 is 234141000044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 440000141398 and 440000141407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1645544 + ... + 1894152.

Almost surely, 2^440000141432 is an apocalyptic number.

It is an amenable number.

440000141432 is a deficient number, since it is larger than the sum of its proper divisors (389929649368).

440000141432 is a wasteful number, since it uses less digits than its factorization.

440000141432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249935 (or 249931 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 440000141432 its reverse (234141000044), we get a palindrome (674141141476).

The spelling of 440000141432 in words is "four hundred forty billion, one hundred forty-one thousand, four hundred thirty-two".