38189222975 has 12 divisors (see below), whose sum is σ = 47366167776. Its totient is φ = 30543938880.

The previous prime is 38189222971. The next prime is 38189222999. The reversal of 38189222975 is 57922298183.

It is a happy number.

It is not a de Polignac number, because 38189222975 - 2² = 38189222971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38189222975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38189222971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80087 + ... + 287736.

It is an arithmetic number, because the mean of its divisors is an integer number (3947180648).

Almost surely, 2^38189222975 is an apocalyptic number.

38189222975 is a deficient number, since it is larger than the sum of its proper divisors (9176944801).

38189222975 is a wasteful number, since it uses less digits than its factorization.

38189222975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371986 (or 371981 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 56.

The spelling of 38189222975 in words is "thirty-eight billion, one hundred eighty-nine million, two hundred twenty-two thousand, nine hundred seventy-five".