68933459259218 has 16 divisors (see below), whose sum is σ = 103450435489440. Its totient is φ = 34449982488096.

The previous prime is 68933459259209. The next prime is 68933459259221. The reversal of 68933459259218 is 81295295433986.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81364046 + ... + 82206902.

It is an arithmetic number, because the mean of its divisors is an integer number (6465652218090).

Almost surely, 2^{68933459259218} is an apocalyptic number.

68933459259218 is a deficient number, since it is larger than the sum of its proper divisors (34516976230222).

68933459259218 is a wasteful number, since it uses less digits than its factorization.

68933459259218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862681.

The product of its digits is 1007769600, while the sum is 74.

The spelling of 68933459259218 in words is "sixty-eight trillion, nine hundred thirty-three billion, four hundred fifty-nine million, two hundred fifty-nine thousand, two hundred eighteen".