451433321053013 has 16 divisors (see below), whose sum is σ = 487358663309616. Its totient is φ = 415679668715520.

The previous prime is 451433321052863. The next prime is 451433321053067. The reversal of 451433321053013 is 310350123334154.

It can be written as a sum of positive squares in 8 ways, for example, as 270973673393284 + 180459647659729 = 16461278^2 + 13433527^2 .

It is a cyclic number.

It is not a de Polignac number, because 451433321053013 - 2¹⁶ = 451433320987477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451433321053073) 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, 29343233 + ... + 41998713.

It is an arithmetic number, because the mean of its divisors is an integer number (30459916456851).

Almost surely, 2^{451433321053013} is an apocalyptic number.

It is an amenable number.

451433321053013 is a deficient number, since it is larger than the sum of its proper divisors (35925342256603).

451433321053013 is a wasteful number, since it uses less digits than its factorization.

451433321053013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12662264.

The product of its (nonzero) digits is 194400, while the sum is 38.

Adding to 451433321053013 its reverse (310350123334154), we get a palindrome (761783444387167).

The spelling of 451433321053013 in words is "four hundred fifty-one trillion, four hundred thirty-three billion, three hundred twenty-one million, fifty-three thousand, thirteen".