6252536657 has 2 divisors, whose sum is σ = 6252536658. Its totient is φ = 6252536656.

The previous prime is 6252536611. The next prime is 6252536699. The reversal of 6252536657 is 7566352526.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4437691456 + 1814845201 = 66616^2 + 42601^2 .

It is a cyclic number.

It is not a de Polignac number, because 6252536657 - 2¹⁸ = 6252274513 is a prime.

It is a super-3 number, since 3×6252536657³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (6252536357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3126268328 + 3126268329.

It is an arithmetic number, because the mean of its divisors is an integer number (3126268329).

Almost surely, 2^6252536657 is an apocalyptic number.

It is an amenable number.

6252536657 is a deficient number, since it is larger than the sum of its proper divisors (1).

6252536657 is an equidigital number, since it uses as much as digits as its factorization.

6252536657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268000, while the sum is 47.

The square root of 6252536657 is about 79072.9831042183. The cubic root of 6252536657 is about 1842.2649189279.

The spelling of 6252536657 in words is "six billion, two hundred fifty-two million, five hundred thirty-six thousand, six hundred fifty-seven".