77093808798 has 128 divisors (see below), whose sum is σ = 168341483520. Its totient is φ = 23484764160.

The previous prime is 77093808797. The next prime is 77093808809. The reversal of 77093808798 is 89780839077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77093808797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35379273 + ... + 35381451.

It is an arithmetic number, because the mean of its divisors is an integer number (1315167840).

Almost surely, 2^77093808798 is an apocalyptic number.

77093808798 is an abundant number, since it is smaller than the sum of its proper divisors (91247674722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77093808798 is a wasteful number, since it uses less digits than its factorization.

77093808798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402.

The product of its (nonzero) digits is 42674688, while the sum is 66.

The spelling of 77093808798 in words is "seventy-seven billion, ninety-three million, eight hundred eight thousand, seven hundred ninety-eight".