675410237651509 has 2 divisors, whose sum is σ = 675410237651510. Its totient is φ = 675410237651508.

The previous prime is 675410237651477. The next prime is 675410237651531. The reversal of 675410237651509 is 905156732014576.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 455966752010884 + 219443485640625 = 21353378^2 + 14813625^2 .

It is a cyclic number.

It is not a de Polignac number, because 675410237651509 - 2⁵ = 675410237651477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (675410237651909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337705118825754 + 337705118825755.

It is an arithmetic number, because the mean of its divisors is an integer number (337705118825755).

Almost surely, 2^{675410237651509} is an apocalyptic number.

It is an amenable number.

675410237651509 is a deficient number, since it is larger than the sum of its proper divisors (1).

675410237651509 is an equidigital number, since it uses as much as digits as its factorization.

675410237651509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628000, while the sum is 61.

The spelling of 675410237651509 in words is "six hundred seventy-five trillion, four hundred ten billion, two hundred thirty-seven million, six hundred fifty-one thousand, five hundred nine".