77068066 has 8 divisors (see below), whose sum is σ = 121686480. Its totient is φ = 36505908.

The previous prime is 77068049. The next prime is 77068081. The reversal of 77068066 is 66086077.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014016 + ... + 1014091.

It is an arithmetic number, because the mean of its divisors is an integer number (15210810).

Almost surely, 2^77068066 is an apocalyptic number.

77068066 is a deficient number, since it is larger than the sum of its proper divisors (44618414).

77068066 is a wasteful number, since it uses less digits than its factorization.

77068066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028128.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 77068066 is about 8778.8419509637. The cubic root of 77068066 is about 425.5574065636.

The spelling of 77068066 in words is "seventy-seven million, sixty-eight thousand, sixty-six".