52351215121232 has 20 divisors (see below), whose sum is σ = 101433783420576. Its totient is φ = 26174754883680.

The previous prime is 52351215121213. The next prime is 52351215121237. The reversal of 52351215121232 is 23212151215325.

It is a junction number, because it is equal to n+sod(n) for n = 52351215121192 and 52351215121201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52351215121237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52785644 + ... + 53768267.

Almost surely, 2^{52351215121232} is an apocalyptic number.

It is an amenable number.

52351215121232 is a deficient number, since it is larger than the sum of its proper divisors (49082568299344).

52351215121232 is a wasteful number, since it uses less digits than its factorization.

52351215121232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106584626 (or 106584620 counting only the distinct ones).

The product of its digits is 36000, while the sum is 35.

Adding to 52351215121232 its reverse (23212151215325), we get a palindrome (75563366336557).

The spelling of 52351215121232 in words is "fifty-two trillion, three hundred fifty-one billion, two hundred fifteen million, one hundred twenty-one thousand, two hundred thirty-two".