77016607 has 4 divisors (see below), whose sum is σ = 77115256. Its totient is φ = 76917960.

The previous prime is 77016601. The next prime is 77016637. The reversal of 77016607 is 70661077.

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

It is a cyclic number.

It is not a de Polignac number, because 77016607 - 2⁷ = 77016479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77016601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48144 + ... + 49717.

It is an arithmetic number, because the mean of its divisors is an integer number (19278814).

Almost surely, 2^77016607 is an apocalyptic number.

77016607 is a deficient number, since it is larger than the sum of its proper divisors (98649).

77016607 is an equidigital number, since it uses as much as digits as its factorization.

77016607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98648.

The product of its (nonzero) digits is 12348, while the sum is 34.

The square root of 77016607 is about 8775.9106080224. The cubic root of 77016607 is about 425.4626693807.

The spelling of 77016607 in words is "seventy-seven million, sixteen thousand, six hundred seven".