522474447523 has 12 divisors (see below), whose sum is σ = 607790049240. Its totient is φ = 447825182112.

The previous prime is 522474447461. The next prime is 522474447541. The reversal of 522474447523 is 325744474225.

It is a de Polignac number, because none of the positive numbers 2^k-522474447523 is a prime.

It is a super-3 number, since 3×522474447523³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522474444523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2806348 + ... + 2986726.

It is an arithmetic number, because the mean of its divisors is an integer number (50649170770).

Almost surely, 2^522474447523 is an apocalyptic number.

522474447523 is a deficient number, since it is larger than the sum of its proper divisors (85315601717).

522474447523 is a wasteful number, since it uses less digits than its factorization.

522474447523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239506 (or 239499 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 49.

The spelling of 522474447523 in words is "five hundred twenty-two billion, four hundred seventy-four million, four hundred forty-seven thousand, five hundred twenty-three".