38171329472448 has 56 divisors (see below), whose sum is σ = 112216639889360. Its totient is φ = 12723776490240.

The previous prime is 38171329472429. The next prime is 38171329472491. The reversal of 38171329472448 is 84427492317183.

It is a happy number.

38171329472448 is a `hidden beast` number, since 3 + 8 + 1 + 7 + 1 + 32 + 94 + 72 + 448 = 666.

It is a super-2 number, since 2×38171329472448² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

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, 11044943143 + ... + 11044946598.

Almost surely, 2^{38171329472448} is an apocalyptic number.

It is an amenable number.

38171329472448 is an abundant number, since it is smaller than the sum of its proper divisors (74045310416912).

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

38171329472448 is a wasteful number, since it uses less digits than its factorization.

38171329472448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22089889762 (or 22089889746 counting only the distinct ones).

The product of its digits is 65028096, while the sum is 63.

The spelling of 38171329472448 in words is "thirty-eight trillion, one hundred seventy-one billion, three hundred twenty-nine million, four hundred seventy-two thousand, four hundred forty-eight".