38609601444 has 36 divisors (see below), whose sum is σ = 99866182416. Its totient is φ = 12570567408.

The previous prime is 38609601439. The next prime is 38609601469. The reversal of 38609601444 is 44410690683.

38609601444 is a `hidden beast` number, since 38 + 6 + 0 + 9 + 601 + 4 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 38609601444.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12469254 + ... + 12472349.

Almost surely, 2^38609601444 is an apocalyptic number.

It is an amenable number.

38609601444 is an abundant number, since it is smaller than the sum of its proper divisors (61256580972).

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

38609601444 is a wasteful number, since it uses less digits than its factorization.

38609601444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24941656 (or 24941651 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 38609601444 in words is "thirty-eight billion, six hundred nine million, six hundred one thousand, four hundred forty-four".