89719291798 has 8 divisors (see below), whose sum is σ = 134581430880. Its totient is φ = 44858814840.

The previous prime is 89719291777. The next prime is 89719291819.

It is a happy number.

89719291798 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (89719291777) and next prime (89719291819).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270453 + ... + 502576.

It is an arithmetic number, because the mean of its divisors is an integer number (16822678860).

Almost surely, 2^89719291798 is an apocalyptic number.

89719291798 is a deficient number, since it is larger than the sum of its proper divisors (44862139082).

89719291798 is a wasteful number, since it uses less digits than its factorization.

89719291798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831062.

The product of its digits is 41150592, while the sum is 70.

The spelling of 89719291798 in words is "eighty-nine billion, seven hundred nineteen million, two hundred ninety-one thousand, seven hundred ninety-eight".