77296616843 has 16 divisors (see below), whose sum is σ = 81691545600. Its totient is φ = 73028496000.

The previous prime is 77296616801. The next prime is 77296616893. The reversal of 77296616843 is 34861669277.

It is a cyclic number.

It is not a de Polignac number, because 77296616843 - 2¹⁰ = 77296615819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77296616893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518108 + ... + 650406.

It is an arithmetic number, because the mean of its divisors is an integer number (5105721600).

Almost surely, 2^77296616843 is an apocalyptic number.

77296616843 is a deficient number, since it is larger than the sum of its proper divisors (4394928757).

77296616843 is a wasteful number, since it uses less digits than its factorization.

77296616843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132778.

The product of its digits is 18289152, while the sum is 59.

The spelling of 77296616843 in words is "seventy-seven billion, two hundred ninety-six million, six hundred sixteen thousand, eight hundred forty-three".