38231200394 has 8 divisors (see below), whose sum is σ = 57360271908. Its totient is φ = 19111109760.

The previous prime is 38231200393. The next prime is 38231200421. The reversal of 38231200394 is 49300213283.

It can be written as a sum of positive squares in 2 ways, for example, as 30011058169 + 8220142225 = 173237^2 + 90665^2 .

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

It is not an unprimeable number, because it can be changed into a prime (38231200393) 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, 2234567 + ... + 2251610.

Almost surely, 2^38231200394 is an apocalyptic number.

38231200394 is a deficient number, since it is larger than the sum of its proper divisors (19129071514).

38231200394 is a wasteful number, since it uses less digits than its factorization.

38231200394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4490440.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 38231200394 in words is "thirty-eight billion, two hundred thirty-one million, two hundred thousand, three hundred ninety-four".