68475499408323 has 96 divisors (see below), whose sum is σ = 114034435587072. Its totient is φ = 38786074214400.

The previous prime is 68475499408321. The next prime is 68475499408391. The reversal of 68475499408323 is 32380499457486.

68475499408323 is a `hidden beast` number, since 6 + 8 + 4 + 7 + 549 + 9 + 40 + 8 + 32 + 3 = 666.

It is not a de Polignac number, because 68475499408323 - 2¹ = 68475499408321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68475499408321) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4134735963 + ... + 4134752523.

It is an arithmetic number, because the mean of its divisors is an integer number (1187858704032).

Almost surely, 2^{68475499408323} is an apocalyptic number.

68475499408323 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

68475499408323 is a deficient number, since it is larger than the sum of its proper divisors (45558936178749).

68475499408323 is a wasteful number, since it uses less digits than its factorization.

68475499408323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18065 (or 18062 counting only the distinct ones).

The product of its (nonzero) digits is 1254113280, while the sum is 72.

The spelling of 68475499408323 in words is "sixty-eight trillion, four hundred seventy-five billion, four hundred ninety-nine million, four hundred eight thousand, three hundred twenty-three".