269557650541 has 2 divisors, whose sum is σ = 269557650542. Its totient is φ = 269557650540.

The previous prime is 269557650539. The next prime is 269557650581. The reversal of 269557650541 is 145056755962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 264577525641 + 4980124900 = 514371^2 + 70570^2 .

It is a cyclic number.

It is not a de Polignac number, because 269557650541 - 2¹ = 269557650539 is a prime.

It is a super-2 number, since 2×269557650541² (a number of 24 digits) contains 22 as substring.

Together with 269557650539, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (269557650581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134778825270 + 134778825271.

It is an arithmetic number, because the mean of its divisors is an integer number (134778825271).

Almost surely, 2^269557650541 is an apocalyptic number.

It is an amenable number.

269557650541 is a deficient number, since it is larger than the sum of its proper divisors (1).

269557650541 is an equidigital number, since it uses as much as digits as its factorization.

269557650541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340000, while the sum is 55.

The spelling of 269557650541 in words is "two hundred sixty-nine billion, five hundred fifty-seven million, six hundred fifty thousand, five hundred forty-one".