444321404032140 has 72 divisors (see below), whose sum is σ = 1347857060838288. Its totient is φ = 118478487058560.

The previous prime is 444321404032139. The next prime is 444321404032283. The reversal of 444321404032140 is 41230404123444.

444321404032140 is a `hidden beast` number, since 4 + 4 + 4 + 32 + 1 + 4 + 0 + 403 + 214 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 444321404032095 and 444321404032104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72253267 + ... + 78161226.

Almost surely, 2^{444321404032140} is an apocalyptic number.

It is an amenable number.

444321404032140 is an abundant number, since it is smaller than the sum of its proper divisors (903535656806148).

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

444321404032140 is a wasteful number, since it uses less digits than its factorization.

444321404032140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150430919 (or 150430914 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 444321404032140 its reverse (41230404123444), we get a palindrome (485551808155584).

The spelling of 444321404032140 in words is "four hundred forty-four trillion, three hundred twenty-one billion, four hundred four million, thirty-two thousand, one hundred forty".