461993078419 has 2 divisors, whose sum is σ = 461993078420. Its totient is φ = 461993078418.

The previous prime is 461993078321. The next prime is 461993078423. The reversal of 461993078419 is 914870399164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 461993078419 - 2¹⁹ = 461992554131 is a prime.

It is a super-2 number, since 2×461993078419² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (461993378419) 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, 230996539209 + 230996539210.

It is an arithmetic number, because the mean of its divisors is an integer number (230996539210).

Almost surely, 2^461993078419 is an apocalyptic number.

461993078419 is a deficient number, since it is larger than the sum of its proper divisors (1).

461993078419 is an equidigital number, since it uses as much as digits as its factorization.

461993078419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11757312, while the sum is 61.

The spelling of 461993078419 in words is "four hundred sixty-one billion, nine hundred ninety-three million, seventy-eight thousand, four hundred nineteen".