44007004771440 has 40 divisors (see below), whose sum is σ = 136421714792208. Its totient is φ = 11735201272320.

The previous prime is 44007004771439. The next prime is 44007004771501. The reversal of 44007004771440 is 4417740070044.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 44007004771392 and 44007004771401.

It is a congruent number.

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, 91681259701 + ... + 91681260180.

Almost surely, 2^{44007004771440} is an apocalyptic number.

44007004771440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44007004771440 is an abundant number, since it is smaller than the sum of its proper divisors (92414710020768).

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

44007004771440 is a wasteful number, since it uses less digits than its factorization.

44007004771440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183362519897 (or 183362519891 counting only the distinct ones).

The product of its (nonzero) digits is 351232, while the sum is 42.

The spelling of 44007004771440 in words is "forty-four trillion, seven billion, four million, seven hundred seventy-one thousand, four hundred forty".