90190016011 has 2 divisors, whose sum is σ = 90190016012. Its totient is φ = 90190016010.

The previous prime is 90190015999. The next prime is 90190016041. The reversal of 90190016011 is 11061009109.

It is a weak prime.

It is an emirp because it is prime and its reverse (11061009109) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90190016011 is a prime.

It is not a weakly prime, because it can be changed into another prime (90190016041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45095008005 + 45095008006.

It is an arithmetic number, because the mean of its divisors is an integer number (45095008006).

Almost surely, 2^90190016011 is an apocalyptic number.

90190016011 is a deficient number, since it is larger than the sum of its proper divisors (1).

90190016011 is an equidigital number, since it uses as much as digits as its factorization.

90190016011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 28.

The spelling of 90190016011 in words is "ninety billion, one hundred ninety million, sixteen thousand, eleven".