38172903299 has 8 divisors (see below), whose sum is σ = 38986524720. Its totient is φ = 37364836096.

The previous prime is 38172903277. The next prime is 38172903323. The reversal of 38172903299 is 99230927183.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38172903299 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 38172903299.

It is not an unprimeable number, because it can be changed into a prime (38172903229) 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, 1374662 + ... + 1402155.

It is an arithmetic number, because the mean of its divisors is an integer number (4873315590).

Almost surely, 2^38172903299 is an apocalyptic number.

38172903299 is a deficient number, since it is larger than the sum of its proper divisors (813621421).

38172903299 is a wasteful number, since it uses less digits than its factorization.

38172903299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2777109.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The spelling of 38172903299 in words is "thirty-eight billion, one hundred seventy-two million, nine hundred three thousand, two hundred ninety-nine".