89742943916 has 6 divisors (see below), whose sum is σ = 157050151860. Its totient is φ = 44871471956.

The previous prime is 89742943909. The next prime is 89742943937. The reversal of 89742943916 is 61934924798.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 11217867986 + ... + 11217867993.

It is an arithmetic number, because the mean of its divisors is an integer number (26175025310).

Almost surely, 2^89742943916 is an apocalyptic number.

It is an amenable number.

89742943916 is a deficient number, since it is larger than the sum of its proper divisors (67307207944).

89742943916 is a wasteful number, since it uses less digits than its factorization.

89742943916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22435735983 (or 22435735981 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 62.

The spelling of 89742943916 in words is "eighty-nine billion, seven hundred forty-two million, nine hundred forty-three thousand, nine hundred sixteen".