450262612635491 has 2 divisors, whose sum is σ = 450262612635492. Its totient is φ = 450262612635490.

The previous prime is 450262612635469. The next prime is 450262612635553. The reversal of 450262612635491 is 194536216262054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450262612635491 - 2¹⁰ = 450262612634467 is a prime.

It is a super-2 number, since 2×450262612635491² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (450262612635401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225131306317745 + 225131306317746.

It is an arithmetic number, because the mean of its divisors is an integer number (225131306317746).

Almost surely, 2^{450262612635491} is an apocalyptic number.

450262612635491 is a deficient number, since it is larger than the sum of its proper divisors (1).

450262612635491 is an equidigital number, since it uses as much as digits as its factorization.

450262612635491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18662400, while the sum is 56.

The spelling of 450262612635491 in words is "four hundred fifty trillion, two hundred sixty-two billion, six hundred twelve million, six hundred thirty-five thousand, four hundred ninety-one".