38209530194 has 16 divisors (see below), whose sum is σ = 62899091136. Its totient is φ = 17263966800.

The previous prime is 38209530173. The next prime is 38209530199. The reversal of 38209530194 is 49103590283.

38209530194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (38209530199) 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, 5196317 + ... + 5203664.

It is an arithmetic number, because the mean of its divisors is an integer number (3931193196).

Almost surely, 2^38209530194 is an apocalyptic number.

38209530194 is a deficient number, since it is larger than the sum of its proper divisors (24689560942).

38209530194 is a wasteful number, since it uses less digits than its factorization.

38209530194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10400161.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 38209530194 in words is "thirty-eight billion, two hundred nine million, five hundred thirty thousand, one hundred ninety-four".