992144860019 has 2 divisors, whose sum is σ = 992144860020. Its totient is φ = 992144860018.

The previous prime is 992144859977. The next prime is 992144860087. The reversal of 992144860019 is 910068441299.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-992144860019 is a prime.

It is a super-2 number, since 2×992144860019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (992144860519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496072430009 + 496072430010.

It is an arithmetic number, because the mean of its divisors is an integer number (496072430010).

Almost surely, 2^992144860019 is an apocalyptic number.

992144860019 is a deficient number, since it is larger than the sum of its proper divisors (1).

992144860019 is an equidigital number, since it uses as much as digits as its factorization.

992144860019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The spelling of 992144860019 in words is "nine hundred ninety-two billion, one hundred forty-four million, eight hundred sixty thousand, nineteen".