89402889844 has 12 divisors (see below), whose sum is σ = 156754210144. Its totient is φ = 44615972664.

The previous prime is 89402889817. The next prime is 89402889853. The reversal of 89402889844 is 44898820498.

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 3 ways as a sum of consecutive naturals, for example, 21365712 + ... + 21369895.

Almost surely, 2^89402889844 is an apocalyptic number.

It is an amenable number.

89402889844 is a deficient number, since it is larger than the sum of its proper divisors (67351320300).

89402889844 is a wasteful number, since it uses less digits than its factorization.

89402889844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42736134 (or 42736132 counting only the distinct ones).

The product of its (nonzero) digits is 42467328, while the sum is 64.

The spelling of 89402889844 in words is "eighty-nine billion, four hundred two million, eight hundred eighty-nine thousand, eight hundred forty-four".