89931353990 has 8 divisors (see below), whose sum is σ = 161876437200. Its totient is φ = 35972541592.

The previous prime is 89931353977. The next prime is 89931354011. The reversal of 89931353990 is 9935313998.

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, 4496567690 + ... + 4496567709.

It is an arithmetic number, because the mean of its divisors is an integer number (20234554650).

Almost surely, 2^89931353990 is an apocalyptic number.

89931353990 is a deficient number, since it is larger than the sum of its proper divisors (71945083210).

89931353990 is a wasteful number, since it uses less digits than its factorization.

89931353990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8993135406.

The product of its (nonzero) digits is 7085880, while the sum is 59.

The spelling of 89931353990 in words is "eighty-nine billion, nine hundred thirty-one million, three hundred fifty-three thousand, nine hundred ninety".