47899308193 has 4 divisors (see below), whose sum is σ = 52253790768. Its totient is φ = 43544825620.

The previous prime is 47899308187. The next prime is 47899308257. The reversal of 47899308193 is 39180399874.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 47899308193 - 2¹⁷ = 47899177121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47899308133) 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, 2177241271 + ... + 2177241292.

It is an arithmetic number, because the mean of its divisors is an integer number (13063447692).

Almost surely, 2^47899308193 is an apocalyptic number.

It is an amenable number.

47899308193 is a deficient number, since it is larger than the sum of its proper divisors (4354482575).

47899308193 is a wasteful number, since it uses less digits than its factorization.

47899308193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354482574.

The product of its (nonzero) digits is 11757312, while the sum is 61.

The spelling of 47899308193 in words is "forty-seven billion, eight hundred ninety-nine million, three hundred eight thousand, one hundred ninety-three".