89450947950 has 864 divisors, whose sum is σ = 303969687552. Its totient is φ = 17297280000.

The previous prime is 89450947933. The next prime is 89450947969. The reversal of 89450947950 is 5974905498.

It is a congruent number.

It is an unprimeable number.

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 431 ways as a sum of consecutive naturals, for example, 885652900 + ... + 885653000.

It is an arithmetic number, because the mean of its divisors is an integer number (351816768).

Almost surely, 2^89450947950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89450947950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151984843776).

89450947950 is an abundant number, since it is smaller than the sum of its proper divisors (214518739602).

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

89450947950 is a wasteful number, since it uses less digits than its factorization.

89450947950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 60.

The spelling of 89450947950 in words is "eighty-nine billion, four hundred fifty million, nine hundred forty-seven thousand, nine hundred fifty".