445197786119 has 2 divisors, whose sum is σ = 445197786120. Its totient is φ = 445197786118.

The previous prime is 445197786101. The next prime is 445197786161. The reversal of 445197786119 is 911687791544.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445197786119 is a prime.

It is a super-2 number, since 2×445197786119² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445197789119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222598893059 + 222598893060.

It is an arithmetic number, because the mean of its divisors is an integer number (222598893060).

Almost surely, 2^445197786119 is an apocalyptic number.

445197786119 is a deficient number, since it is larger than the sum of its proper divisors (1).

445197786119 is an equidigital number, since it uses as much as digits as its factorization.

445197786119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 62.

The spelling of 445197786119 in words is "four hundred forty-five billion, one hundred ninety-seven million, seven hundred eighty-six thousand, one hundred nineteen".