525253055505 has 16 divisors (see below), whose sum is σ = 844670908224. Its totient is φ = 278712956480.

The previous prime is 525253055473. The next prime is 525253055507. The reversal of 525253055505 is 505550352525.

It is a happy number.

It is not a de Polignac number, because 525253055505 - 2⁵ = 525253055473 is a prime.

It is a super-2 number, since 2×525253055505² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (525253055507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88872351 + ... + 88878260.

It is an arithmetic number, because the mean of its divisors is an integer number (52791931764).

Almost surely, 2^525253055505 is an apocalyptic number.

It is an amenable number.

525253055505 is a deficient number, since it is larger than the sum of its proper divisors (319417852719).

525253055505 is a wasteful number, since it uses less digits than its factorization.

525253055505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177750816.

The product of its (nonzero) digits is 937500, while the sum is 42.

It can be divided in two parts, 5252530 and 55505, that added together give a palindrome (5308035).

The spelling of 525253055505 in words is "five hundred twenty-five billion, two hundred fifty-three million, fifty-five thousand, five hundred five".