9020456538 has 32 divisors (see below), whose sum is σ = 18286931520. Its totient is φ = 2966060160.

The previous prime is 9020456521. The next prime is 9020456561. The reversal of 9020456538 is 8356540209.

9020456538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9020456538.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118078 + ... + 178838.

It is an arithmetic number, because the mean of its divisors is an integer number (571466610).

Almost surely, 2^9020456538 is an apocalyptic number.

9020456538 is an abundant number, since it is smaller than the sum of its proper divisors (9266474982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9020456538 is a wasteful number, since it uses less digits than its factorization.

9020456538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61102.

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 9020456538 is about 94976.0840317182. The cubic root of 9020456538 is about 2081.6586051050.

The spelling of 9020456538 in words is "nine billion, twenty million, four hundred fifty-six thousand, five hundred thirty-eight".