2451024289449 has 20 divisors (see below), whose sum is σ = 3739308929664. Its totient is φ = 1599249888504.

The previous prime is 2451024289423. The next prime is 2451024289457. The reversal of 2451024289449 is 9449824201542.

2451024289449 is a `hidden beast` number, since 2 + 4 + 510 + 2 + 4 + 2 + 89 + 4 + 49 = 666.

It is not a de Polignac number, because 2451024289449 - 2⁸ = 2451024289193 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2451024289395 and 2451024289404.

It is not an unprimeable number, because it can be changed into a prime (2451024289459) 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 in 19 ways as a sum of consecutive naturals, for example, 321906397 + ... + 321914010.

Almost surely, 2^{2451024289449} is an apocalyptic number.

It is an amenable number.

2451024289449 is a deficient number, since it is larger than the sum of its proper divisors (1288284640215).

2451024289449 is an equidigital number, since it uses as much as digits as its factorization.

2451024289449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643820466 (or 643820457 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 2451024289449 in words is "two trillion, four hundred fifty-one billion, twenty-four million, two hundred eighty-nine thousand, four hundred forty-nine".