89400004641 has 10 divisors (see below), whose sum is σ = 133548155202. Its totient is φ = 59600003040.

The previous prime is 89400004633. The next prime is 89400004697. The reversal of 89400004641 is 14640000498.

It is a happy number.

89400004641 is a `hidden beast` number, since 8 + 9 + 4 + 0 + 0 + 0 + 0 + 4 + 641 = 666.

It can be written as a sum of positive squares in only one way, i.e., 54756000000 + 34644004641 = 234000^2 + 186129^2 .

It is not a de Polignac number, because 89400004641 - 2³ = 89400004633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89400004596 and 89400004605.

It is not an unprimeable number, because it can be changed into a prime (89400004621) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 551851800 + ... + 551851961.

Almost surely, 2^89400004641 is an apocalyptic number.

89400004641 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

89400004641 is a deficient number, since it is larger than the sum of its proper divisors (44148150561).

89400004641 is a wasteful number, since it uses less digits than its factorization.

89400004641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103703773 (or 1103703764 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 89400004641 in words is "eighty-nine billion, four hundred million, four thousand, six hundred forty-one".