4313621662451 has 2 divisors, whose sum is σ = 4313621662452. Its totient is φ = 4313621662450.

The previous prime is 4313621662439. The next prime is 4313621662457. The reversal of 4313621662451 is 1542661263134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4313621662451 - 2¹⁸ = 4313621400307 is a prime.

It is not a weakly prime, because it can be changed into another prime (4313621662457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156810831225 + 2156810831226.

It is an arithmetic number, because the mean of its divisors is an integer number (2156810831226).

Almost surely, 2^{4313621662451} is an apocalyptic number.

4313621662451 is a deficient number, since it is larger than the sum of its proper divisors (1).

4313621662451 is an equidigital number, since it uses as much as digits as its factorization.

4313621662451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 44.

The spelling of 4313621662451 in words is "four trillion, three hundred thirteen billion, six hundred twenty-one million, six hundred sixty-two thousand, four hundred fifty-one".