675518056469 has 2 divisors, whose sum is σ = 675518056470. Its totient is φ = 675518056468.

The previous prime is 675518056357. The next prime is 675518056483. The reversal of 675518056469 is 964650815576.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 599927702500 + 75590353969 = 774550^2 + 274937^2 .

It is a cyclic number.

It is not a de Polignac number, because 675518056469 - 2³⁶ = 606798579733 is a prime.

It is a super-2 number, since 2×675518056469² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (675518056069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337759028234 + 337759028235.

It is an arithmetic number, because the mean of its divisors is an integer number (337759028235).

Almost surely, 2^675518056469 is an apocalyptic number.

It is an amenable number.

675518056469 is a deficient number, since it is larger than the sum of its proper divisors (1).

675518056469 is an equidigital number, since it uses as much as digits as its factorization.

675518056469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432000, while the sum is 62.

The spelling of 675518056469 in words is "six hundred seventy-five billion, five hundred eighteen million, fifty-six thousand, four hundred sixty-nine".