77706098416 has 40 divisors (see below), whose sum is σ = 155902771584. Its totient is φ = 37481038080.

The previous prime is 77706098359. The next prime is 77706098417. The reversal of 77706098416 is 61489060777.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77706098417) 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 7 ways as a sum of consecutive naturals, for example, 89875 + ... + 404338.

Almost surely, 2^77706098416 is an apocalyptic number.

It is an amenable number.

77706098416 is an abundant number, since it is smaller than the sum of its proper divisors (78196673168).

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

77706098416 is a wasteful number, since it uses less digits than its factorization.

77706098416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494569 (or 494563 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 55.

The spelling of 77706098416 in words is "seventy-seven billion, seven hundred six million, ninety-eight thousand, four hundred sixteen".