6242553553 has 2 divisors, whose sum is σ = 6242553554. Its totient is φ = 6242553552.

The previous prime is 6242553517. The next prime is 6242553557. The reversal of 6242553553 is 3553552426.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5469046209 + 773507344 = 73953^2 + 27812^2 .

It is a cyclic number.

It is not a de Polignac number, because 6242553553 - 2¹⁷ = 6242422481 is a prime.

It is not a weakly prime, because it can be changed into another prime (6242553557) 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 as a sum of consecutive naturals, namely, 3121276776 + 3121276777.

It is an arithmetic number, because the mean of its divisors is an integer number (3121276777).

Almost surely, 2^6242553553 is an apocalyptic number.

It is an amenable number.

6242553553 is a deficient number, since it is larger than the sum of its proper divisors (1).

6242553553 is an equidigital number, since it uses as much as digits as its factorization.

6242553553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540000, while the sum is 40.

The square root of 6242553553 is about 79009.8320020996. The cubic root of 6242553553 is about 1841.2839133910.

The spelling of 6242553553 in words is "six billion, two hundred forty-two million, five hundred fifty-three thousand, five hundred fifty-three".