90664265214811 has 16 divisors (see below), whose sum is σ = 97971396125760. Its totient is φ = 83691216385920.

The previous prime is 90664265214781. The next prime is 90664265214851. The reversal of 90664265214811 is 11841256246609.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90664265214811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90664265214851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609564456 + ... + 609713173.

It is an arithmetic number, because the mean of its divisors is an integer number (6123212257860).

Almost surely, 2^{90664265214811} is an apocalyptic number.

90664265214811 is a deficient number, since it is larger than the sum of its proper divisors (7307130910949).

90664265214811 is a wasteful number, since it uses less digits than its factorization.

90664265214811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219277766.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 90664265214811 in words is "ninety trillion, six hundred sixty-four billion, two hundred sixty-five million, two hundred fourteen thousand, eight hundred eleven".