265163113203733 has 2 divisors, whose sum is σ = 265163113203734. Its totient is φ = 265163113203732.

The previous prime is 265163113203643. The next prime is 265163113203763. The reversal of 265163113203733 is 337302311361562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222346479996369 + 42816633207364 = 14911287^2 + 6543442^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265163113203733 is a prime.

It is a super-2 number, since 2×265163113203733² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265163113203763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132581556601866 + 132581556601867.

It is an arithmetic number, because the mean of its divisors is an integer number (132581556601867).

Almost surely, 2^{265163113203733} is an apocalyptic number.

It is an amenable number.

265163113203733 is a deficient number, since it is larger than the sum of its proper divisors (1).

265163113203733 is an equidigital number, since it uses as much as digits as its factorization.

265163113203733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1224720, while the sum is 46.

The spelling of 265163113203733 in words is "two hundred sixty-five trillion, one hundred sixty-three billion, one hundred thirteen million, two hundred three thousand, seven hundred thirty-three".