77196088489 has 8 divisors (see below), whose sum is σ = 83236768832. Its totient is φ = 71170053840.

The previous prime is 77196088481. The next prime is 77196088553. The reversal of 77196088489 is 98488069177.

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

It is a cyclic number.

It is not a de Polignac number, because 77196088489 - 2³ = 77196088481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77196088481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3650469 + ... + 3671554.

It is an arithmetic number, because the mean of its divisors is an integer number (10404596104).

Almost surely, 2^77196088489 is an apocalyptic number.

It is an amenable number.

77196088489 is a deficient number, since it is larger than the sum of its proper divisors (6040680343).

77196088489 is a wasteful number, since it uses less digits than its factorization.

77196088489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7322847.

The product of its (nonzero) digits is 48771072, while the sum is 67.

The spelling of 77196088489 in words is "seventy-seven billion, one hundred ninety-six million, eighty-eight thousand, four hundred eighty-nine".