90436637411 has 4 divisors (see below), whose sum is σ = 90437304000. Its totient is φ = 90435970824.

The previous prime is 90436637387. The next prime is 90436637413. The reversal of 90436637411 is 11473663409.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 90436637411 - 2¹⁴ = 90436621027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90436637413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48896 + ... + 428093.

It is an arithmetic number, because the mean of its divisors is an integer number (22609326000).

Almost surely, 2^90436637411 is an apocalyptic number.

90436637411 is a deficient number, since it is larger than the sum of its proper divisors (666589).

90436637411 is a wasteful number, since it uses less digits than its factorization.

90436637411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666588.

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 90436637411 in words is "ninety billion, four hundred thirty-six million, six hundred thirty-seven thousand, four hundred eleven".