53966513233 has 2 divisors, whose sum is σ = 53966513234. Its totient is φ = 53966513232.

The previous prime is 53966513231. The next prime is 53966513287. The reversal of 53966513233 is 33231566935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49362619329 + 4603893904 = 222177^2 + 67852^2 .

It is a cyclic number.

It is not a de Polignac number, because 53966513233 - 2¹ = 53966513231 is a prime.

It is a super-2 number, since 2×53966513233² (a number of 22 digits) contains 22 as substring.

Together with 53966513231, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (53966513231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26983256616 + 26983256617.

It is an arithmetic number, because the mean of its divisors is an integer number (26983256617).

Almost surely, 2^53966513233 is an apocalyptic number.

It is an amenable number.

53966513233 is a deficient number, since it is larger than the sum of its proper divisors (1).

53966513233 is an equidigital number, since it uses as much as digits as its factorization.

53966513233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1312200, while the sum is 46.

The spelling of 53966513233 in words is "fifty-three billion, nine hundred sixty-six million, five hundred thirteen thousand, two hundred thirty-three".