100435876873 has 4 divisors (see below), whose sum is σ = 101202563088. Its totient is φ = 99669190660.

The previous prime is 100435876847. The next prime is 100435876889. The reversal of 100435876873 is 378678534001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100435876873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100435876873.

It is not an unprimeable number, because it can be changed into a prime (100435876843) 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, 383342911 + ... + 383343172.

It is an arithmetic number, because the mean of its divisors is an integer number (25300640772).

Almost surely, 2^100435876873 is an apocalyptic number.

It is an amenable number.

100435876873 is a deficient number, since it is larger than the sum of its proper divisors (766686215).

100435876873 is an equidigital number, since it uses as much as digits as its factorization.

100435876873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766686214.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 100435876873 in words is "one hundred billion, four hundred thirty-five million, eight hundred seventy-six thousand, eight hundred seventy-three".