440104142000 has 80 divisors (see below), whose sum is σ = 1081617554784. Its totient is φ = 173155680000.

The previous prime is 440104141973. The next prime is 440104142039. The reversal of 440104142000 is 241401044.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1681706 + ... + 1925705.

Almost surely, 2^440104142000 is an apocalyptic number.

440104142000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

440104142000 is an abundant number, since it is smaller than the sum of its proper divisors (641513412784).

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

440104142000 is a wasteful number, since it uses less digits than its factorization.

440104142000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3607495 (or 3607479 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 440104142000 its reverse (241401044), we get a palindrome (440345543044).

The spelling of 440104142000 in words is "four hundred forty billion, one hundred four million, one hundred forty-two thousand".