993351608975 has 12 divisors (see below), whose sum is σ = 1343733813240. Its totient is φ = 722437533600.

The previous prime is 993351608957. The next prime is 993351609001. The reversal of 993351608975 is 579806153399.

It is not a de Polignac number, because 993351608975 - 2⁸ = 993351608719 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1806093560 + ... + 1806094109.

It is an arithmetic number, because the mean of its divisors is an integer number (111977817770).

Almost surely, 2^993351608975 is an apocalyptic number.

993351608975 is a deficient number, since it is larger than the sum of its proper divisors (350382204265).

993351608975 is a wasteful number, since it uses less digits than its factorization.

993351608975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3612187690 (or 3612187685 counting only the distinct ones).

The product of its (nonzero) digits is 55112400, while the sum is 65.

The spelling of 993351608975 in words is "nine hundred ninety-three billion, three hundred fifty-one million, six hundred eight thousand, nine hundred seventy-five".