38426842845647 has 8 divisors (see below), whose sum is σ = 38458688858400. Its totient is φ = 38395009991520.

The previous prime is 38426842845557. The next prime is 38426842845659. The reversal of 38426842845647 is 74654824862483.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38426842845647 - 2¹⁶ = 38426842780111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38426842847647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2557622 + ... + 9132092.

It is an arithmetic number, because the mean of its divisors is an integer number (4807336107300).

Almost surely, 2^{38426842845647} is an apocalyptic number.

38426842845647 is a deficient number, since it is larger than the sum of its proper divisors (31846012753).

38426842845647 is a wasteful number, since it uses less digits than its factorization.

38426842845647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6579313.

The product of its digits is 1981808640, while the sum is 71.

The spelling of 38426842845647 in words is "thirty-eight trillion, four hundred twenty-six billion, eight hundred forty-two million, eight hundred forty-five thousand, six hundred forty-seven".