89971547404 has 24 divisors (see below), whose sum is σ = 158619409200. Its totient is φ = 44652567744.

The previous prime is 89971547389. The next prime is 89971547431. The reversal of 89971547404 is 40474517998.

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 7 ways as a sum of consecutive naturals, for example, 318147 + ... + 530245.

It is an arithmetic number, because the mean of its divisors is an integer number (6609142050).

Almost surely, 2^89971547404 is an apocalyptic number.

It is an amenable number.

89971547404 is a deficient number, since it is larger than the sum of its proper divisors (68647861796).

89971547404 is a wasteful number, since it uses less digits than its factorization.

89971547404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212889 (or 212887 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 58.

The spelling of 89971547404 in words is "eighty-nine billion, nine hundred seventy-one million, five hundred forty-seven thousand, four hundred four".