9085556428 has 24 divisors (see below), whose sum is σ = 17403486800. Its totient is φ = 4124589120.

The previous prime is 9085556419. The next prime is 9085556471. The reversal of 9085556428 is 8246555809.

It is a Harshad number since it is a multiple of its sum of digits (52).

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, 1428978 + ... + 1435321.

Almost surely, 2^9085556428 is an apocalyptic number.

It is an amenable number.

9085556428 is a deficient number, since it is larger than the sum of its proper divisors (8317930372).

9085556428 is a wasteful number, since it uses less digits than its factorization.

9085556428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864377 (or 2864375 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 52.

The square root of 9085556428 is about 95318.1851904452. The cubic root of 9085556428 is about 2086.6543258306.

The spelling of 9085556428 in words is "nine billion, eighty-five million, five hundred fifty-six thousand, four hundred twenty-eight".