52067355383840 has 24 divisors (see below), whose sum is σ = 123009127094700. Its totient is φ = 20826942153472.

The previous prime is 52067355383831. The next prime is 52067355383881. The reversal of 52067355383840 is 4838355376025.

It can be written as a sum of positive squares in 2 ways, for example, as 52024656947344 + 42698436496 = 7212812^2 + 206636^2 .

It is a super-2 number, since 2×52067355383840² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52067355383840.

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, 162710485415 + ... + 162710485734.

Almost surely, 2^{52067355383840} is an apocalyptic number.

It is an amenable number.

52067355383840 is an abundant number, since it is smaller than the sum of its proper divisors (70941771710860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52067355383840 is a wasteful number, since it uses less digits than its factorization.

52067355383840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325420971164 (or 325420971156 counting only the distinct ones).

The product of its (nonzero) digits is 72576000, while the sum is 59.

The spelling of 52067355383840 in words is "fifty-two trillion, sixty-seven billion, three hundred fifty-five million, three hundred eighty-three thousand, eight hundred forty".