267225015657641 has 2 divisors, whose sum is σ = 267225015657642. Its totient is φ = 267225015657640.

The previous prime is 267225015657583. The next prime is 267225015657707. The reversal of 267225015657641 is 146756510522762.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 267126466752016 + 98548905625 = 16344004^2 + 313925^2 .

It is a cyclic number.

It is not a de Polignac number, because 267225015657641 - 2⁶ = 267225015657577 is a prime.

It is a super-2 number, since 2×267225015657641² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (267225015657841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133612507828820 + 133612507828821.

It is an arithmetic number, because the mean of its divisors is an integer number (133612507828821).

Almost surely, 2^{267225015657641} is an apocalyptic number.

It is an amenable number.

267225015657641 is a deficient number, since it is larger than the sum of its proper divisors (1).

267225015657641 is an equidigital number, since it uses as much as digits as its factorization.

267225015657641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336000, while the sum is 59.

The spelling of 267225015657641 in words is "two hundred sixty-seven trillion, two hundred twenty-five billion, fifteen million, six hundred fifty-seven thousand, six hundred forty-one".