52565545142 has 16 divisors (see below), whose sum is σ = 86867997264. Its totient is φ = 23656860000.

The previous prime is 52565545127. The next prime is 52565545183. The reversal of 52565545142 is 24154556525.

It is a junction number, because it is equal to n+sod(n) for n = 52565545093 and 52565545102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11826209 + ... + 11830652.

It is an arithmetic number, because the mean of its divisors is an integer number (5429249829).

Almost surely, 2^52565545142 is an apocalyptic number.

52565545142 is a deficient number, since it is larger than the sum of its proper divisors (34302452122).

52565545142 is a wasteful number, since it uses less digits than its factorization.

52565545142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23656975.

The product of its digits is 1200000, while the sum is 44.

The spelling of 52565545142 in words is "fifty-two billion, five hundred sixty-five million, five hundred forty-five thousand, one hundred forty-two".