53315155309601 has 2 divisors, whose sum is σ = 53315155309602. Its totient is φ = 53315155309600.

The previous prime is 53315155309543. The next prime is 53315155309609. The reversal of 53315155309601 is 10690355151335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43002380064400 + 10312775245201 = 6557620^2 + 3211351^2 .

It is a cyclic number.

It is not a de Polignac number, because 53315155309601 - 2¹⁰ = 53315155308577 is a prime.

It is not a weakly prime, because it can be changed into another prime (53315155309609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26657577654800 + 26657577654801.

It is an arithmetic number, because the mean of its divisors is an integer number (26657577654801).

Almost surely, 2^{53315155309601} is an apocalyptic number.

It is an amenable number.

53315155309601 is a deficient number, since it is larger than the sum of its proper divisors (1).

53315155309601 is an equidigital number, since it uses as much as digits as its factorization.

53315155309601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 911250, while the sum is 47.

The spelling of 53315155309601 in words is "fifty-three trillion, three hundred fifteen billion, one hundred fifty-five million, three hundred nine thousand, six hundred one".