77440848214 has 8 divisors (see below), whose sum is σ = 116165861208. Its totient is φ = 38718894480.

The previous prime is 77440848193. The next prime is 77440848217. The reversal of 77440848214 is 41284804477.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77440848217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 700447 + ... + 803434.

It is an arithmetic number, because the mean of its divisors is an integer number (14520732651).

Almost surely, 2^77440848214 is an apocalyptic number.

77440848214 is a deficient number, since it is larger than the sum of its proper divisors (38725012994).

77440848214 is a wasteful number, since it uses less digits than its factorization.

77440848214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529630.

The product of its (nonzero) digits is 1605632, while the sum is 49.

The spelling of 77440848214 in words is "seventy-seven billion, four hundred forty million, eight hundred forty-eight thousand, two hundred fourteen".