993999630410 has 8 divisors (see below), whose sum is σ = 1789199334756. Its totient is φ = 397599852160.

The previous prime is 993999630341. The next prime is 993999630413. The reversal of 993999630410 is 14036999399.

It can be written as a sum of positive squares in 2 ways, for example, as 828888247489 + 165111382921 = 910433^2 + 406339^2 .

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

It is not an unprimeable number, because it can be changed into a prime (993999630413) 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, 49699981511 + ... + 49699981530.

Almost surely, 2^993999630410 is an apocalyptic number.

993999630410 is a deficient number, since it is larger than the sum of its proper divisors (795199704346).

993999630410 is a wasteful number, since it uses less digits than its factorization.

993999630410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99399963048.

The product of its (nonzero) digits is 12754584, while the sum is 62.

The spelling of 993999630410 in words is "nine hundred ninety-three billion, nine hundred ninety-nine million, six hundred thirty thousand, four hundred ten".