993547045798 has 8 divisors (see below), whose sum is σ = 1490329194480. Its totient is φ = 496770647640.

The previous prime is 993547045759. The next prime is 993547045847. The reversal of 993547045798 is 897540745399.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 976053 + ... + 1714576.

It is an arithmetic number, because the mean of its divisors is an integer number (186291149310).

Almost surely, 2^993547045798 is an apocalyptic number.

993547045798 is a deficient number, since it is larger than the sum of its proper divisors (496782148682).

993547045798 is a wasteful number, since it uses less digits than its factorization.

993547045798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875262.

The product of its (nonzero) digits is 342921600, while the sum is 70.

The spelling of 993547045798 in words is "nine hundred ninety-three billion, five hundred forty-seven million, forty-five thousand, seven hundred ninety-eight".