338066689357 has 16 divisors (see below), whose sum is σ = 344205936000. Its totient is φ = 331968430080.

The previous prime is 338066689327. The next prime is 338066689423. The reversal of 338066689357 is 753986660833.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-338066689357 is a prime.

It is a super-2 number, since 2×338066689357² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338066689327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18384994 + ... + 18403372.

It is an arithmetic number, because the mean of its divisors is an integer number (21512871000).

Almost surely, 2^338066689357 is an apocalyptic number.

It is an amenable number.

338066689357 is a deficient number, since it is larger than the sum of its proper divisors (6139246643).

338066689357 is a wasteful number, since it uses less digits than its factorization.

338066689357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19476.

The product of its (nonzero) digits is 117573120, while the sum is 64.

The spelling of 338066689357 in words is "three hundred thirty-eight billion, sixty-six million, six hundred eighty-nine thousand, three hundred fifty-seven".