418967567497 has 2 divisors, whose sum is σ = 418967567498. Its totient is φ = 418967567496.

The previous prime is 418967567477. The next prime is 418967567503. The reversal of 418967567497 is 794765769814.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 418940329536 + 27237961 = 647256^2 + 5219^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-418967567497 is a prime.

It is a super-2 number, since 2×418967567497² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (418967567407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209483783748 + 209483783749.

It is an arithmetic number, because the mean of its divisors is an integer number (209483783749).

Almost surely, 2^418967567497 is an apocalyptic number.

It is an amenable number.

418967567497 is a deficient number, since it is larger than the sum of its proper divisors (1).

418967567497 is an equidigital number, since it uses as much as digits as its factorization.

418967567497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 640120320, while the sum is 73.

The spelling of 418967567497 in words is "four hundred eighteen billion, nine hundred sixty-seven million, five hundred sixty-seven thousand, four hundred ninety-seven".