52405285507 has 2 divisors, whose sum is σ = 52405285508. Its totient is φ = 52405285506.

The previous prime is 52405285489. The next prime is 52405285529. The reversal of 52405285507 is 70558250425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52405285507 - 2¹¹ = 52405283459 is a prime.

It is not a weakly prime, because it can be changed into another prime (52405285567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26202642753 + 26202642754.

It is an arithmetic number, because the mean of its divisors is an integer number (26202642754).

Almost surely, 2^52405285507 is an apocalyptic number.

52405285507 is a deficient number, since it is larger than the sum of its proper divisors (1).

52405285507 is an equidigital number, since it uses as much as digits as its factorization.

52405285507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560000, while the sum is 43.

The spelling of 52405285507 in words is "fifty-two billion, four hundred five million, two hundred eighty-five thousand, five hundred seven".