452121320499999 has 16 divisors (see below), whose sum is σ = 606745184640000. Its totient is φ = 299461252383936.

The previous prime is 452121320499971. The next prime is 452121320500007. The reversal of 452121320499999 is 999994023121254.

It is not a de Polignac number, because 452121320499999 - 2⁴⁸ = 170646343789343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452121320459999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676837134 + ... + 677504795.

It is an arithmetic number, because the mean of its divisors is an integer number (37921574040000).

Almost surely, 2^{452121320499999} is an apocalyptic number.

452121320499999 is a deficient number, since it is larger than the sum of its proper divisors (154623864140001).

452121320499999 is a wasteful number, since it uses less digits than its factorization.

452121320499999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354342654.

The product of its (nonzero) digits is 113374080, while the sum is 69.

The spelling of 452121320499999 in words is "four hundred fifty-two trillion, one hundred twenty-one billion, three hundred twenty million, four hundred ninety-nine thousand, nine hundred ninety-nine".