38472009578 has 4 divisors (see below), whose sum is σ = 57708014370. Its totient is φ = 19236004788.

The previous prime is 38472009529. The next prime is 38472009607. The reversal of 38472009578 is 87590027483.

38472009578 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.

It can be written as a sum of positive squares in only one way, i.e., 35797775209 + 2674234369 = 189203^2 + 51713^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9618002393 + ... + 9618002396.

Almost surely, 2^38472009578 is an apocalyptic number.

38472009578 is a deficient number, since it is larger than the sum of its proper divisors (19236004792).

38472009578 is a wasteful number, since it uses less digits than its factorization.

38472009578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19236004791.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 38472009578 in words is "thirty-eight billion, four hundred seventy-two million, nine thousand, five hundred seventy-eight".