77730837014 has 4 divisors (see below), whose sum is σ = 116596255524. Its totient is φ = 38865418506.

The previous prime is 77730836983. The next prime is 77730837031. The reversal of 77730837014 is 41073803777.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 77730837014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19432709252 + ... + 19432709255.

It is an arithmetic number, because the mean of its divisors is an integer number (29149063881).

Almost surely, 2^77730837014 is an apocalyptic number.

77730837014 is a deficient number, since it is larger than the sum of its proper divisors (38865418510).

77730837014 is a wasteful number, since it uses less digits than its factorization.

77730837014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38865418509.

The product of its (nonzero) digits is 691488, while the sum is 47.

The spelling of 77730837014 in words is "seventy-seven billion, seven hundred thirty million, eight hundred thirty-seven thousand, fourteen".