38453422197 has 8 divisors (see below), whose sum is σ = 52656938656. Its totient is φ = 24942760272.

The previous prime is 38453422181. The next prime is 38453422199. The reversal of 38453422197 is 79122435483.

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

It is not a de Polignac number, because 38453422197 - 2⁴ = 38453422181 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 (38453422199) 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, 173213503 + ... + 173213724.

It is an arithmetic number, because the mean of its divisors is an integer number (6582117332).

Almost surely, 2^38453422197 is an apocalyptic number.

38453422197 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

38453422197 is a deficient number, since it is larger than the sum of its proper divisors (14203516459).

38453422197 is a wasteful number, since it uses less digits than its factorization.

38453422197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346427267.

The product of its digits is 1451520, while the sum is 48.

The spelling of 38453422197 in words is "thirty-eight billion, four hundred fifty-three million, four hundred twenty-two thousand, one hundred ninety-seven".