52557307444 has 48 divisors (see below), whose sum is σ = 98760901120. Its totient is φ = 24398444160.

The previous prime is 52557307441. The next prime is 52557307469. The reversal of 52557307444 is 44470375525.

52557307444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 52557307394 and 52557307403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52557307441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1263709 + ... + 1304635.

Almost surely, 2^52557307444 is an apocalyptic number.

It is an amenable number.

52557307444 is a deficient number, since it is larger than the sum of its proper divisors (46203593676).

52557307444 is a wasteful number, since it uses less digits than its factorization.

52557307444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41288 (or 41286 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 46.

The spelling of 52557307444 in words is "fifty-two billion, five hundred fifty-seven million, three hundred seven thousand, four hundred forty-four".