77216366 has 8 divisors (see below), whose sum is σ = 118649664. Its totient is φ = 37666480.

The previous prime is 77216303. The next prime is 77216371. The reversal of 77216366 is 66361277.

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

It is a congruent number.

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, 470750 + ... + 470913.

It is an arithmetic number, because the mean of its divisors is an integer number (14831208).

Almost surely, 2^77216366 is an apocalyptic number.

77216366 is a deficient number, since it is larger than the sum of its proper divisors (41433298).

77216366 is a wasteful number, since it uses less digits than its factorization.

77216366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941706.

The product of its digits is 63504, while the sum is 38.

The square root of 77216366 is about 8787.2843359026. The cubic root of 77216366 is about 425.8301945440.

The spelling of 77216366 in words is "seventy-seven million, two hundred sixteen thousand, three hundred sixty-six".