338309309741 has 4 divisors (see below), whose sum is σ = 364333102812. Its totient is φ = 312285516672.

The previous prime is 338309309713. The next prime is 338309309749. The reversal of 338309309741 is 147903903833.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13832112100 + 324477197641 = 117610^2 + 569629^2 .

It is a cyclic number.

It is not a de Polignac number, because 338309309741 - 2²² = 338305115437 is a prime.

It is a super-2 number, since 2×338309309741² (a number of 24 digits) contains 22 as substring.

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 338309309741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338309309749) 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, 13011896516 + ... + 13011896541.

It is an arithmetic number, because the mean of its divisors is an integer number (91083275703).

Almost surely, 2^338309309741 is an apocalyptic number.

It is an amenable number.

338309309741 is a deficient number, since it is larger than the sum of its proper divisors (26023793071).

338309309741 is a wasteful number, since it uses less digits than its factorization.

338309309741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26023793070.

The product of its (nonzero) digits is 1469664, while the sum is 50.

The spelling of 338309309741 in words is "three hundred thirty-eight billion, three hundred nine million, three hundred nine thousand, seven hundred forty-one".