163258295401 has 2 divisors, whose sum is σ = 163258295402. Its totient is φ = 163258295400.

The previous prime is 163258295399. The next prime is 163258295407. The reversal of 163258295401 is 104592852361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161025638400 + 2232657001 = 401280^2 + 47251^2 .

It is an emirp because it is prime and its reverse (104592852361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163258295401 - 2¹ = 163258295399 is a prime.

Together with 163258295399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (163258295407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81629147700 + 81629147701.

It is an arithmetic number, because the mean of its divisors is an integer number (81629147701).

Almost surely, 2^163258295401 is an apocalyptic number.

It is an amenable number.

163258295401 is a deficient number, since it is larger than the sum of its proper divisors (1).

163258295401 is an equidigital number, since it uses as much as digits as its factorization.

163258295401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 163258295401 in words is "one hundred sixty-three billion, two hundred fifty-eight million, two hundred ninety-five thousand, four hundred one".