75525252563 has 2 divisors, whose sum is σ = 75525252564. Its totient is φ = 75525252562.

The previous prime is 75525252553. The next prime is 75525252611. The reversal of 75525252563 is 36525252557.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75525252563 - 2¹⁰ = 75525251539 is a prime.

It is a super-4 number, since 4×75525252563⁴ (a number of 45 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (75525252553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37762626281 + 37762626282.

It is an arithmetic number, because the mean of its divisors is an integer number (37762626282).

Almost surely, 2^75525252563 is an apocalyptic number.

75525252563 is a deficient number, since it is larger than the sum of its proper divisors (1).

75525252563 is an equidigital number, since it uses as much as digits as its factorization.

75525252563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3150000, while the sum is 47.

The spelling of 75525252563 in words is "seventy-five billion, five hundred twenty-five million, two hundred fifty-two thousand, five hundred sixty-three".