520133053444 has 12 divisors (see below), whose sum is σ = 917181186768. Its totient is φ = 258081285800.

The previous prime is 520133053423. The next prime is 520133053481. The reversal of 520133053444 is 444350331025.

It is a happy number.

It is a super-2 number, since 2×520133053444² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496309642 + ... + 496310689.

It is an arithmetic number, because the mean of its divisors is an integer number (76431765564).

Almost surely, 2^520133053444 is an apocalyptic number.

It is an amenable number.

520133053444 is a deficient number, since it is larger than the sum of its proper divisors (397048133324).

520133053444 is a wasteful number, since it uses less digits than its factorization.

520133053444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992620466 (or 992620464 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 520133053444 its reverse (444350331025), we get a palindrome (964483384469).

The spelling of 520133053444 in words is "five hundred twenty billion, one hundred thirty-three million, fifty-three thousand, four hundred forty-four".