407249423519 has 2 divisors, whose sum is σ = 407249423520. Its totient is φ = 407249423518.

The previous prime is 407249423513. The next prime is 407249423527. The reversal of 407249423519 is 915324942704.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-407249423519 is a prime.

It is a super-3 number, since 3×407249423519³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (407249423513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203624711759 + 203624711760.

It is an arithmetic number, because the mean of its divisors is an integer number (203624711760).

Almost surely, 2^407249423519 is an apocalyptic number.

407249423519 is a deficient number, since it is larger than the sum of its proper divisors (1).

407249423519 is an equidigital number, since it uses as much as digits as its factorization.

407249423519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 407249423519 in words is "four hundred seven billion, two hundred forty-nine million, four hundred twenty-three thousand, five hundred nineteen".