675752626249 has 2 divisors, whose sum is σ = 675752626250. Its totient is φ = 675752626248.

The previous prime is 675752626217. The next prime is 675752626343. The reversal of 675752626249 is 942626257576.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 372887316025 + 302865310224 = 610645^2 + 550332^2 .

It is a cyclic number.

It is not a de Polignac number, because 675752626249 - 2⁵ = 675752626217 is a prime.

It is a super-2 number, since 2×675752626249² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (675752626049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337876313124 + 337876313125.

It is an arithmetic number, because the mean of its divisors is an integer number (337876313125).

Almost surely, 2^675752626249 is an apocalyptic number.

It is an amenable number.

675752626249 is a deficient number, since it is larger than the sum of its proper divisors (1).

675752626249 is an equidigital number, since it uses as much as digits as its factorization.

675752626249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 76204800, while the sum is 61.

The spelling of 675752626249 in words is "six hundred seventy-five billion, seven hundred fifty-two million, six hundred twenty-six thousand, two hundred forty-nine".