338365794547 has 4 divisors (see below), whose sum is σ = 369126321336. Its totient is φ = 307605267760.

The previous prime is 338365794527. The next prime is 338365794563. The reversal of 338365794547 is 745497563833.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-338365794547 is a prime.

It is a super-2 number, since 2×338365794547² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338365794527) 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, 15380263378 + ... + 15380263399.

It is an arithmetic number, because the mean of its divisors is an integer number (92281580334).

Almost surely, 2^338365794547 is an apocalyptic number.

338365794547 is a deficient number, since it is larger than the sum of its proper divisors (30760526789).

338365794547 is a wasteful number, since it uses less digits than its factorization.

338365794547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30760526788.

The product of its digits is 228614400, while the sum is 64.

The spelling of 338365794547 in words is "three hundred thirty-eight billion, three hundred sixty-five million, seven hundred ninety-four thousand, five hundred forty-seven".