938633747494 has 8 divisors (see below), whose sum is σ = 1446003340848. Its totient is φ = 456632633880.

The previous prime is 938633747479. The next prime is 938633747537. The reversal of 938633747494 is 494747336839.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6342119842 + ... + 6342119989.

It is an arithmetic number, because the mean of its divisors is an integer number (180750417606).

Almost surely, 2^938633747494 is an apocalyptic number.

938633747494 is a deficient number, since it is larger than the sum of its proper divisors (507369593354).

938633747494 is a wasteful number, since it uses less digits than its factorization.

938633747494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12684239870.

The product of its digits is 329204736, while the sum is 67.

The spelling of 938633747494 in words is "nine hundred thirty-eight billion, six hundred thirty-three million, seven hundred forty-seven thousand, four hundred ninety-four".