52451441445 has 32 divisors (see below), whose sum is σ = 91726814592. Its totient is φ = 25436835072.

The previous prime is 52451441443. The next prime is 52451441489. The reversal of 52451441445 is 54414415425.

It is not a de Polignac number, because 52451441445 - 2¹ = 52451441443 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52451441443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1994262 + ... + 2020391.

It is an arithmetic number, because the mean of its divisors is an integer number (2866462956).

Almost surely, 2^52451441445 is an apocalyptic number.

It is an amenable number.

52451441445 is a deficient number, since it is larger than the sum of its proper divisors (39275373147).

52451441445 is a wasteful number, since it uses less digits than its factorization.

52451441445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4014741.

The product of its digits is 256000, while the sum is 39.

The spelling of 52451441445 in words is "fifty-two billion, four hundred fifty-one million, four hundred forty-one thousand, four hundred forty-five".