90362915617 has 8 divisors (see below), whose sum is σ = 97363866600. Its totient is φ = 83369101440.

The previous prime is 90362915593. The next prime is 90362915639. The reversal of 90362915617 is 71651926309.

It can be written as a sum of positive squares in 4 ways, for example, as 33913432336 + 56449483281 = 184156^2 + 237591^2 .

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 90362915617 - 2¹¹ = 90362913569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90362915677) 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, 1757884 + ... + 1808557.

It is an arithmetic number, because the mean of its divisors is an integer number (12170483325).

Almost surely, 2^90362915617 is an apocalyptic number.

It is an amenable number.

90362915617 is a deficient number, since it is larger than the sum of its proper divisors (7000950983).

90362915617 is a wasteful number, since it uses less digits than its factorization.

90362915617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568403.

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 90362915617 in words is "ninety billion, three hundred sixty-two million, nine hundred fifteen thousand, six hundred seventeen".