100605550555993 has 8 divisors (see below), whose sum is σ = 115281143497280. Its totient is φ = 86005800473040.

The previous prime is 100605550555987. The next prime is 100605550555999. The reversal of 100605550555993 is 399555055506001.

It is an interprime number because it is at equal distance from previous prime (100605550555987) and next prime (100605550555999).

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

It is not a de Polignac number, because 100605550555993 - 2⁹ = 100605550555481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100605550555999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18960711738 + ... + 18960717043.

It is an arithmetic number, because the mean of its divisors is an integer number (14410142937160).

Almost surely, 2^{100605550555993} is an apocalyptic number.

It is an amenable number.

100605550555993 is a deficient number, since it is larger than the sum of its proper divisors (14675592941287).

100605550555993 is an equidigital number, since it uses as much as digits as its factorization.

100605550555993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37921429167.

The product of its (nonzero) digits is 22781250, while the sum is 58.

The spelling of 100605550555993 in words is "one hundred trillion, six hundred five billion, five hundred fifty million, five hundred fifty-five thousand, nine hundred ninety-three".