90653435609 has 8 divisors (see below), whose sum is σ = 99769832352. Its totient is φ = 81682901440.

The previous prime is 90653435603. The next prime is 90653435623.

90653435609 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90653435609 - 2³⁶ = 21933958873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90653435603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36464339 + ... + 36466824.

It is an arithmetic number, because the mean of its divisors is an integer number (12471229044).

Almost surely, 2^90653435609 is an apocalyptic number.

It is an amenable number.

90653435609 is a deficient number, since it is larger than the sum of its proper divisors (9116396743).

90653435609 is a wasteful number, since it uses less digits than its factorization.

90653435609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72931287.

The product of its (nonzero) digits is 2624400, while the sum is 50.

The spelling of 90653435609 in words is "ninety billion, six hundred fifty-three million, four hundred thirty-five thousand, six hundred nine".