99678032102603 has 4 divisors (see below), whose sum is σ = 99678052080600. Its totient is φ = 99678012124608.

The previous prime is 99678032102567. The next prime is 99678032102611. The reversal of 99678032102603 is 30620123087699.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99678032102603 - 2¹⁴ = 99678032086219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99678032102503) 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, 4515323 + ... + 14823771.

It is an arithmetic number, because the mean of its divisors is an integer number (24919513020150).

Almost surely, 2^{99678032102603} is an apocalyptic number.

99678032102603 is a deficient number, since it is larger than the sum of its proper divisors (19977997).

99678032102603 is a wasteful number, since it uses less digits than its factorization.

99678032102603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19977996.

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 99678032102603 in words is "ninety-nine trillion, six hundred seventy-eight billion, thirty-two million, one hundred two thousand, six hundred three".