77136795 has 12 divisors (see below), whose sum is σ = 133703856. Its totient is φ = 41139600.

The previous prime is 77136791. The next prime is 77136811. The reversal of 77136795 is 59763177.

It is not a de Polignac number, because 77136795 - 2² = 77136791 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1714151 = 77136795 / (7 + 7 + 1 + 3 + 6 + 7 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 77136795.

It is not an unprimeable number, because it can be changed into a prime (77136791) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 857031 + ... + 857120.

It is an arithmetic number, because the mean of its divisors is an integer number (11141988).

Almost surely, 2^77136795 is an apocalyptic number.

77136795 is a deficient number, since it is larger than the sum of its proper divisors (56567061).

77136795 is a wasteful number, since it uses less digits than its factorization.

77136795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714162 (or 1714159 counting only the distinct ones).

The product of its digits is 277830, while the sum is 45.

The square root of 77136795 is about 8782.7555470934. The cubic root of 77136795 is about 425.6838724544.

The spelling of 77136795 in words is "seventy-seven million, one hundred thirty-six thousand, seven hundred ninety-five".