38422743727 has 4 divisors (see below), whose sum is σ = 38426030776. Its totient is φ = 38419456680.

The previous prime is 38422743707. The next prime is 38422743739. The reversal of 38422743727 is 72734722483.

38422743727 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72734722483 = 4567 ⋅15926149.

It is a cyclic number.

It is not a de Polignac number, because 38422743727 - 2³¹ = 36275260079 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 (38422743707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1625928 + ... + 1649389.

It is an arithmetic number, because the mean of its divisors is an integer number (9606507694).

Almost surely, 2^38422743727 is an apocalyptic number.

38422743727 is a deficient number, since it is larger than the sum of its proper divisors (3287049).

38422743727 is a wasteful number, since it uses less digits than its factorization.

38422743727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3287048.

The product of its digits is 3161088, while the sum is 49.

The spelling of 38422743727 in words is "thirty-eight billion, four hundred twenty-two million, seven hundred forty-three thousand, seven hundred twenty-seven".