52121648632507 has 2 divisors, whose sum is σ = 52121648632508. Its totient is φ = 52121648632506.

The previous prime is 52121648632421. The next prime is 52121648632553. The reversal of 52121648632507 is 70523684612125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52121648632507 - 2¹⁵ = 52121648599739 is a prime.

It is not a weakly prime, because it can be changed into another prime (52121648632567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26060824316253 + 26060824316254.

It is an arithmetic number, because the mean of its divisors is an integer number (26060824316254).

Almost surely, 2^{52121648632507} is an apocalyptic number.

52121648632507 is a deficient number, since it is larger than the sum of its proper divisors (1).

52121648632507 is an equidigital number, since it uses as much as digits as its factorization.

52121648632507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 52121648632507 in words is "fifty-two trillion, one hundred twenty-one billion, six hundred forty-eight million, six hundred thirty-two thousand, five hundred seven".