52406371526412 has 48 divisors (see below), whose sum is σ = 122310074799360. Its totient is φ = 17464713728448.

The previous prime is 52406371526407. The next prime is 52406371526413. The reversal of 52406371526412 is 21462517360425.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (52406371526413) 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, 1089075289 + ... + 1089123407.

It is an arithmetic number, because the mean of its divisors is an integer number (2548126558320).

Almost surely, 2^{52406371526412} is an apocalyptic number.

It is an amenable number.

52406371526412 is an abundant number, since it is smaller than the sum of its proper divisors (69903703272948).

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

52406371526412 is a wasteful number, since it uses less digits than its factorization.

52406371526412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67422 (or 67420 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 48.

Adding to 52406371526412 its reverse (21462517360425), we get a palindrome (73868888886837).

The spelling of 52406371526412 in words is "fifty-two trillion, four hundred six billion, three hundred seventy-one million, five hundred twenty-six thousand, four hundred twelve".