938933493398 has 4 divisors (see below), whose sum is σ = 1408400240100. Its totient is φ = 469466746698.

The previous prime is 938933493313. The next prime is 938933493401. The reversal of 938933493398 is 893394339839.

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

It is a super-2 number, since 2×938933493398² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234733373348 + ... + 234733373351.

It is an arithmetic number, because the mean of its divisors is an integer number (352100060025).

Almost surely, 2^938933493398 is an apocalyptic number.

938933493398 is a deficient number, since it is larger than the sum of its proper divisors (469466746702).

938933493398 is a wasteful number, since it uses less digits than its factorization.

938933493398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469466746701.

The product of its digits is 408146688, while the sum is 71.

The spelling of 938933493398 in words is "nine hundred thirty-eight billion, nine hundred thirty-three million, four hundred ninety-three thousand, three hundred ninety-eight".