77713699 has 4 divisors (see below), whose sum is σ = 88815664. Its totient is φ = 66611736.

The previous prime is 77713697. The next prime is 77713717. The reversal of 77713699 is 99631777.

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 77713699 - 2¹ = 77713697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77713697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5550972 + ... + 5550985.

It is an arithmetic number, because the mean of its divisors is an integer number (22203916).

Almost surely, 2^77713699 is an apocalyptic number.

77713699 is a deficient number, since it is larger than the sum of its proper divisors (11101965).

77713699 is a wasteful number, since it uses less digits than its factorization.

77713699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11101964.

The product of its digits is 500094, while the sum is 49.

The square root of 77713699 is about 8815.5373630880. The cubic root of 77713699 is about 426.7424638152.

The spelling of 77713699 in words is "seventy-seven million, seven hundred thirteen thousand, six hundred ninety-nine".