38449997364 has 12 divisors (see below), whose sum is σ = 89716660544. Its totient is φ = 12816665784.

The previous prime is 38449997359. The next prime is 38449997371. The reversal of 38449997364 is 46379994483.

38449997364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 38449997295 and 38449997304.

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, 1602083212 + ... + 1602083235.

Almost surely, 2^38449997364 is an apocalyptic number.

It is an amenable number.

38449997364 is an abundant number, since it is smaller than the sum of its proper divisors (51266663180).

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

38449997364 is a wasteful number, since it uses less digits than its factorization.

38449997364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204166454 (or 3204166452 counting only the distinct ones).

The product of its digits is 141087744, while the sum is 66.

The spelling of 38449997364 in words is "thirty-eight billion, four hundred forty-nine million, nine hundred ninety-seven thousand, three hundred sixty-four".