38671847424 has 468 divisors, whose sum is σ = 132072994560. Its totient is φ = 10868981760.

The previous prime is 38671847407. The next prime is 38671847437. The reversal of 38671847424 is 42474817683.

38671847424 is a `hidden beast` number, since 3 + 86 + 71 + 8 + 474 + 24 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 142700409 + ... + 142700679.

Almost surely, 2^38671847424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38671847424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66036497280).

38671847424 is an abundant number, since it is smaller than the sum of its proper divisors (93401147136).

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

38671847424 is a wasteful number, since it uses less digits than its factorization.

38671847424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394 (or 362 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 54.

The spelling of 38671847424 in words is "thirty-eight billion, six hundred seventy-one million, eight hundred forty-seven thousand, four hundred twenty-four".