462973140449 has 2 divisors, whose sum is σ = 462973140450. Its totient is φ = 462973140448.

The previous prime is 462973140401. The next prime is 462973140569. The reversal of 462973140449 is 944041379264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 279645304225 + 183327836224 = 528815^2 + 428168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-462973140449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 462973140449.

It is not a weakly prime, because it can be changed into another prime (462973140649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231486570224 + 231486570225.

It is an arithmetic number, because the mean of its divisors is an integer number (231486570225).

Almost surely, 2^462973140449 is an apocalyptic number.

It is an amenable number.

462973140449 is a deficient number, since it is larger than the sum of its proper divisors (1).

462973140449 is an equidigital number, since it uses as much as digits as its factorization.

462973140449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 462973140449 in words is "four hundred sixty-two billion, nine hundred seventy-three million, one hundred forty thousand, four hundred forty-nine".