53550563652413 has 2 divisors, whose sum is σ = 53550563652414. Its totient is φ = 53550563652412.

The previous prime is 53550563652407. The next prime is 53550563652427. The reversal of 53550563652413 is 31425636505535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52426331803609 + 1124231848804 = 7240603^2 + 1060298^2 .

It is a cyclic number.

It is not a de Polignac number, because 53550563652413 - 2¹² = 53550563648317 is a prime.

It is a super-2 number, since 2×53550563652413² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53550563652403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26775281826206 + 26775281826207.

It is an arithmetic number, because the mean of its divisors is an integer number (26775281826207).

Almost surely, 2^{53550563652413} is an apocalyptic number.

It is an amenable number.

53550563652413 is a deficient number, since it is larger than the sum of its proper divisors (1).

53550563652413 is an equidigital number, since it uses as much as digits as its factorization.

53550563652413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24300000, while the sum is 53.

The spelling of 53550563652413 in words is "fifty-three trillion, five hundred fifty billion, five hundred sixty-three million, six hundred fifty-two thousand, four hundred thirteen".