2421451706743 has 2 divisors, whose sum is σ = 2421451706744. Its totient is φ = 2421451706742.

The previous prime is 2421451706719. The next prime is 2421451706831. The reversal of 2421451706743 is 3476071541242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2421451706743 - 2³⁷ = 2284012753271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2421451706693 and 2421451706702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2421451703743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210725853371 + 1210725853372.

It is an arithmetic number, because the mean of its divisors is an integer number (1210725853372).

Almost surely, 2^{2421451706743} is an apocalyptic number.

2421451706743 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421451706743 is an equidigital number, since it uses as much as digits as its factorization.

2421451706743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1128960, while the sum is 46.

The spelling of 2421451706743 in words is "two trillion, four hundred twenty-one billion, four hundred fifty-one million, seven hundred six thousand, seven hundred forty-three".