68760766 has 4 divisors (see below), whose sum is σ = 103141152. Its totient is φ = 34380382.

The previous prime is 68760751. The next prime is 68760773. The reversal of 68760766 is 66706786.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17190190 + ... + 17190193.

It is an arithmetic number, because the mean of its divisors is an integer number (25785288).

Almost surely, 2^68760766 is an apocalyptic number.

68760766 is a deficient number, since it is larger than the sum of its proper divisors (34380386).

68760766 is a wasteful number, since it uses less digits than its factorization.

68760766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34380385.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 68760766 is about 8292.2111647015. The cubic root of 68760766 is about 409.6820179728.

The spelling of 68760766 in words is "sixty-eight million, seven hundred sixty thousand, seven hundred sixty-six".