40444000220044 has 24 divisors (see below), whose sum is σ = 70965344436560. Its totient is φ = 20168189927424.

The previous prime is 40444000220021. The next prime is 40444000220081. The reversal of 40444000220044 is 44002200044404.

It is a junction number, because it is equal to n+sod(n) for n = 40444000219994 and 40444000220021.

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, 72966412 + ... + 73518604.

Almost surely, 2^{40444000220044} is an apocalyptic number.

It is an amenable number.

40444000220044 is a deficient number, since it is larger than the sum of its proper divisors (30521344216516).

40444000220044 is a wasteful number, since it uses less digits than its factorization.

40444000220044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600889 (or 600887 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 40444000220044 its reverse (44002200044404), we get a palindrome (84446200264448).

The spelling of 40444000220044 in words is "forty trillion, four hundred forty-four billion, two hundred twenty thousand, forty-four".