89477973470 has 16 divisors (see below), whose sum is σ = 161432323920. Its totient is φ = 35708529024.

The previous prime is 89477973371. The next prime is 89477973493. The reversal of 89477973470 is 7437977498.

It is a junction number, because it is equal to n+sod(n) for n = 89477973397 and 89477973406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10328000 + ... + 10336659.

It is an arithmetic number, because the mean of its divisors is an integer number (10089520245).

Almost surely, 2^89477973470 is an apocalyptic number.

89477973470 is a deficient number, since it is larger than the sum of its proper divisors (71954350450).

89477973470 is a wasteful number, since it uses less digits than its factorization.

89477973470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20665099.

The product of its (nonzero) digits is 74680704, while the sum is 65.

The spelling of 89477973470 in words is "eighty-nine billion, four hundred seventy-seven million, nine hundred seventy-three thousand, four hundred seventy".