253646262646352 has 10 divisors (see below), whose sum is σ = 491439633877338. Its totient is φ = 126823131323168.

The previous prime is 253646262646349. The next prime is 253646262646379.

253646262646352 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 193855386854416 + 59790875791936 = 13923196^2 + 7732456^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7926445707683 + ... + 7926445707714.

Almost surely, 2^{253646262646352} is an apocalyptic number.

It is an amenable number.

253646262646352 is a deficient number, since it is larger than the sum of its proper divisors (237793371230986).

253646262646352 is a wasteful number, since it uses less digits than its factorization.

253646262646352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15852891415405 (or 15852891415399 counting only the distinct ones).

The product of its digits is 447897600, while the sum is 62.

The spelling of 253646262646352 in words is "two hundred fifty-three trillion, six hundred forty-six billion, two hundred sixty-two million, six hundred forty-six thousand, three hundred fifty-two".