123198676359 has 64 divisors (see below), whose sum is σ = 192160657920. Its totient is φ = 70002662400.

The previous prime is 123198676357. The next prime is 123198676379. The reversal of 123198676359 is 953676891321.

It is not a de Polignac number, because 123198676359 - 2¹ = 123198676357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123198676357) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7350729 + ... + 7367469.

It is an arithmetic number, because the mean of its divisors is an integer number (3002510280).

Almost surely, 2^123198676359 is an apocalyptic number.

123198676359 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

123198676359 is a deficient number, since it is larger than the sum of its proper divisors (68961981561).

123198676359 is a wasteful number, since it uses less digits than its factorization.

123198676359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16893 (or 16871 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 60.

The spelling of 123198676359 in words is "one hundred twenty-three billion, one hundred ninety-eight million, six hundred seventy-six thousand, three hundred fifty-nine".