90555482547 has 64 divisors (see below), whose sum is σ = 143691148800. Its totient is φ = 56164193280.

The previous prime is 90555482543. The next prime is 90555482561. The reversal of 90555482547 is 74528455509.

90555482547 is a `hidden beast` number, since 9 + 0 + 5 + 55 + 48 + 2 + 547 = 666.

It is not a de Polignac number, because 90555482547 - 2² = 90555482543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90555482493 and 90555482502.

It is not an unprimeable number, because it can be changed into a prime (90555482543) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25586104 + ... + 25589642.

It is an arithmetic number, because the mean of its divisors is an integer number (2245174200).

Almost surely, 2^90555482547 is an apocalyptic number.

90555482547 is a deficient number, since it is larger than the sum of its proper divisors (53135666253).

90555482547 is a wasteful number, since it uses less digits than its factorization.

90555482547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4193 (or 4187 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 54.

The spelling of 90555482547 in words is "ninety billion, five hundred fifty-five million, four hundred eighty-two thousand, five hundred forty-seven".