4451953935491 has 2 divisors, whose sum is σ = 4451953935492. Its totient is φ = 4451953935490.

The previous prime is 4451953935467. The next prime is 4451953935503. The reversal of 4451953935491 is 1945393591544.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4451953935491 - 2⁶ = 4451953935427 is a prime.

It is a super-2 number, since 2×4451953935491² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4451953935391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2225976967745 + 2225976967746.

It is an arithmetic number, because the mean of its divisors is an integer number (2225976967746).

Almost surely, 2^{4451953935491} is an apocalyptic number.

4451953935491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4451953935491 is an equidigital number, since it uses as much as digits as its factorization.

4451953935491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488000, while the sum is 62.

The spelling of 4451953935491 in words is "four trillion, four hundred fifty-one billion, nine hundred fifty-three million, nine hundred thirty-five thousand, four hundred ninety-one".