44006773743440 has 20 divisors (see below), whose sum is σ = 102315748953684. Its totient is φ = 17602709497344.

The previous prime is 44006773743397. The next prime is 44006773743503. The reversal of 44006773743440 is 4434737760044.

It can be written as a sum of positive squares in 2 ways, for example, as 12282753864976 + 31724019878464 = 3504676^2 + 5632408^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×44006773743440² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275042335817 + ... + 275042335976.

Almost surely, 2^{44006773743440} is an apocalyptic number.

44006773743440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44006773743440 is an abundant number, since it is smaller than the sum of its proper divisors (58308975210244).

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

44006773743440 is a wasteful number, since it uses less digits than its factorization.

44006773743440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550084671806 (or 550084671800 counting only the distinct ones).

The product of its (nonzero) digits is 18966528, while the sum is 53.

The spelling of 44006773743440 in words is "forty-four trillion, six billion, seven hundred seventy-three million, seven hundred forty-three thousand, four hundred forty".