89933071478 has 8 divisors (see below), whose sum is σ = 135464041440. Its totient is φ = 44778391000.

The previous prime is 89933071471. The next prime is 89933071523. The reversal of 89933071478 is 87417033998.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89933071471) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 94071773 + ... + 94072728.

It is an arithmetic number, because the mean of its divisors is an integer number (16933005180).

Almost surely, 2^89933071478 is an apocalyptic number.

89933071478 is a deficient number, since it is larger than the sum of its proper divisors (45530969962).

89933071478 is a wasteful number, since it uses less digits than its factorization.

89933071478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188144742.

The product of its (nonzero) digits is 9144576, while the sum is 59.

The spelling of 89933071478 in words is "eighty-nine billion, nine hundred thirty-three million, seventy-one thousand, four hundred seventy-eight".