10490194666531 has 2 divisors, whose sum is σ = 10490194666532. Its totient is φ = 10490194666530.

The previous prime is 10490194666439. The next prime is 10490194666561. The reversal of 10490194666531 is 13566649109401.

It is a strong prime.

It is an emirp because it is prime and its reverse (13566649109401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10490194666531 - 2²⁵ = 10490161112099 is a prime.

It is a super-2 number, since 2×10490194666531² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10490194666561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5245097333265 + 5245097333266.

It is an arithmetic number, because the mean of its divisors is an integer number (5245097333266).

Almost surely, 2^{10490194666531} is an apocalyptic number.

10490194666531 is a deficient number, since it is larger than the sum of its proper divisors (1).

10490194666531 is an equidigital number, since it uses as much as digits as its factorization.

10490194666531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 10490194666531 in words is "ten trillion, four hundred ninety billion, one hundred ninety-four million, six hundred sixty-six thousand, five hundred thirty-one".