8634274386403 has 2 divisors, whose sum is σ = 8634274386404. Its totient is φ = 8634274386402.

The previous prime is 8634274386391. The next prime is 8634274386427. The reversal of 8634274386403 is 3046834724368.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8634274386403 - 2⁵ = 8634274386371 is a prime.

It is not a weakly prime, because it can be changed into another prime (8634274486403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4317137193201 + 4317137193202.

It is an arithmetic number, because the mean of its divisors is an integer number (4317137193202).

Almost surely, 2^{8634274386403} is an apocalyptic number.

8634274386403 is a deficient number, since it is larger than the sum of its proper divisors (1).

8634274386403 is an equidigital number, since it uses as much as digits as its factorization.

8634274386403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55738368, while the sum is 58.

The spelling of 8634274386403 in words is "eight trillion, six hundred thirty-four billion, two hundred seventy-four million, three hundred eighty-six thousand, four hundred three".