444415154403142 has 64 divisors (see below), whose sum is σ = 743733930981888. Its totient is φ = 197781792768000.

The previous prime is 444415154403133. The next prime is 444415154403179. The reversal of 444415154403142 is 241304451514444.

It is a junction number, because it is equal to n+sod(n) for n = 444415154403092 and 444415154403101.

It is a congruent number.

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, 6332739958 + ... + 6332810134.

It is an arithmetic number, because the mean of its divisors is an integer number (11620842671592).

Almost surely, 2^{444415154403142} is an apocalyptic number.

444415154403142 is a deficient number, since it is larger than the sum of its proper divisors (299318776578746).

444415154403142 is a wasteful number, since it uses less digits than its factorization.

444415154403142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98465.

The product of its (nonzero) digits is 2457600, while the sum is 46.

The spelling of 444415154403142 in words is "four hundred forty-four trillion, four hundred fifteen billion, one hundred fifty-four million, four hundred three thousand, one hundred forty-two".