522451453221345 has 64 divisors (see below), whose sum is σ = 896387025381120. Its totient is φ = 258924974284800.

The previous prime is 522451453221337. The next prime is 522451453221371. The reversal of 522451453221345 is 543122354154225.

It is not a de Polignac number, because 522451453221345 - 2³ = 522451453221337 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 522451453221294 and 522451453221303.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34302076 + ... + 47133165.

It is an arithmetic number, because the mean of its divisors is an integer number (14006047271580).

Almost surely, 2^{522451453221345} is an apocalyptic number.

It is an amenable number.

522451453221345 is a deficient number, since it is larger than the sum of its proper divisors (373935572159775).

522451453221345 is a wasteful number, since it uses less digits than its factorization.

522451453221345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81435586.

The product of its digits is 5760000, while the sum is 48.

The spelling of 522451453221345 in words is "five hundred twenty-two trillion, four hundred fifty-one billion, four hundred fifty-three million, two hundred twenty-one thousand, three hundred forty-five".