90269735073 has 16 divisors (see below), whose sum is σ = 137629894656. Its totient is φ = 51554201040.

The previous prime is 90269735071. The next prime is 90269735099. The reversal of 90269735073 is 37053796209.

It is not a de Polignac number, because 90269735073 - 2¹ = 90269735071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90269735071) by changing a digit.

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, 1148761 + ... + 1224822.

It is an arithmetic number, because the mean of its divisors is an integer number (8601868416).

Almost surely, 2^90269735073 is an apocalyptic number.

It is an amenable number.

90269735073 is a deficient number, since it is larger than the sum of its proper divisors (47360159583).

90269735073 is a wasteful number, since it uses less digits than its factorization.

90269735073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375404.

The product of its (nonzero) digits is 2143260, while the sum is 51.

The spelling of 90269735073 in words is "ninety billion, two hundred sixty-nine million, seven hundred thirty-five thousand, seventy-three".