77032864835 has 4 divisors (see below), whose sum is σ = 92439437808. Its totient is φ = 61626291864.

The previous prime is 77032864759. The next prime is 77032864837. The reversal of 77032864835 is 53846823077.

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 77032864835 - 2¹⁰ = 77032863811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77032864837) 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, 7703286479 + ... + 7703286488.

It is an arithmetic number, because the mean of its divisors is an integer number (23109859452).

Almost surely, 2^77032864835 is an apocalyptic number.

77032864835 is a deficient number, since it is larger than the sum of its proper divisors (15406572973).

77032864835 is a wasteful number, since it uses less digits than its factorization.

77032864835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15406572972.

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 77032864835 in words is "seventy-seven billion, thirty-two million, eight hundred sixty-four thousand, eight hundred thirty-five".