44405545044 has 48 divisors (see below), whose sum is σ = 118449699200. Its totient is φ = 12683558016.

The previous prime is 44405545003. The next prime is 44405545087. The reversal of 44405545044 is 44054550444.

It is a junction number, because it is equal to n+sod(n) for n = 44405544993 and 44405545011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215202 + ... + 367590.

Almost surely, 2^44405545044 is an apocalyptic number.

It is an amenable number.

44405545044 is an abundant number, since it is smaller than the sum of its proper divisors (74044154156).

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

44405545044 is a wasteful number, since it uses less digits than its factorization.

44405545044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155872 (or 155870 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 39.

The spelling of 44405545044 in words is "forty-four billion, four hundred five million, five hundred forty-five thousand, forty-four".