8398964202123 has 8 divisors (see below), whose sum is σ = 12216675203136. Its totient is φ = 5090281334600.

The previous prime is 8398964202119. The next prime is 8398964202133. The reversal of 8398964202123 is 3212024698938.

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

It is not a de Polignac number, because 8398964202123 - 2² = 8398964202119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8398964202113) 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, 127257033333 + ... + 127257033398.

It is an arithmetic number, because the mean of its divisors is an integer number (1527084400392).

Almost surely, 2^{8398964202123} is an apocalyptic number.

8398964202123 is a deficient number, since it is larger than the sum of its proper divisors (3817711001013).

8398964202123 is a wasteful number, since it uses less digits than its factorization.

8398964202123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254514066745.

The product of its (nonzero) digits is 8957952, while the sum is 57.

The spelling of 8398964202123 in words is "eight trillion, three hundred ninety-eight billion, nine hundred sixty-four million, two hundred two thousand, one hundred twenty-three".