77126694714 has 48 divisors (see below), whose sum is σ = 172670634240. Its totient is φ = 24854739840.

The previous prime is 77126694703. The next prime is 77126694721. The reversal of 77126694714 is 41749662177.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 494529 + ... + 631515.

It is an arithmetic number, because the mean of its divisors is an integer number (3597304880).

Almost surely, 2^77126694714 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77126694714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86335317120).

77126694714 is an abundant number, since it is smaller than the sum of its proper divisors (95543939526).

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

77126694714 is a wasteful number, since it uses less digits than its factorization.

77126694714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138035 (or 138032 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 54.

The spelling of 77126694714 in words is "seventy-seven billion, one hundred twenty-six million, six hundred ninety-four thousand, seven hundred fourteen".