525252668953 has 2 divisors, whose sum is σ = 525252668954. Its totient is φ = 525252668952.

The previous prime is 525252668887. The next prime is 525252668981. The reversal of 525252668953 is 359866252525.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 523534732249 + 1717936704 = 723557^2 + 41448^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525252668953 is a prime.

It is not a weakly prime, because it can be changed into another prime (525252668653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262626334476 + 262626334477.

It is an arithmetic number, because the mean of its divisors is an integer number (262626334477).

Almost surely, 2^525252668953 is an apocalyptic number.

It is an amenable number.

525252668953 is a deficient number, since it is larger than the sum of its proper divisors (1).

525252668953 is an equidigital number, since it uses as much as digits as its factorization.

525252668953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880000, while the sum is 58.

The spelling of 525252668953 in words is "five hundred twenty-five billion, two hundred fifty-two million, six hundred sixty-eight thousand, nine hundred fifty-three".