52543312506556 has 24 divisors (see below), whose sum is σ = 93460691077376. Its totient is φ = 25840280992320.

The previous prime is 52543312506551. The next prime is 52543312506563. The reversal of 52543312506556 is 65560521334525.

It is a super-2 number, since 2×52543312506556² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52543312506551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6300250 + ... + 12032446.

Almost surely, 2^{52543312506556} is an apocalyptic number.

It is an amenable number.

52543312506556 is a deficient number, since it is larger than the sum of its proper divisors (40917378570820).

52543312506556 is a wasteful number, since it uses less digits than its factorization.

52543312506556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5769829 (or 5769827 counting only the distinct ones).

The product of its (nonzero) digits is 16200000, while the sum is 52.

The spelling of 52543312506556 in words is "fifty-two trillion, five hundred forty-three billion, three hundred twelve million, five hundred six thousand, five hundred fifty-six".