52571125049 has 2 divisors, whose sum is σ = 52571125050. Its totient is φ = 52571125048.

The previous prime is 52571125031. The next prime is 52571125171. The reversal of 52571125049 is 94052117525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38196793600 + 14374331449 = 195440^2 + 119893^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52571125049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52571124997 and 52571125015.

It is not a weakly prime, because it can be changed into another prime (52571125249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26285562524 + 26285562525.

It is an arithmetic number, because the mean of its divisors is an integer number (26285562525).

Almost surely, 2^52571125049 is an apocalyptic number.

It is an amenable number.

52571125049 is a deficient number, since it is larger than the sum of its proper divisors (1).

52571125049 is an equidigital number, since it uses as much as digits as its factorization.

52571125049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126000, while the sum is 41.

The spelling of 52571125049 in words is "fifty-two billion, five hundred seventy-one million, one hundred twenty-five thousand, forty-nine".