159773244422401 has 4 divisors (see below), whose sum is σ = 162023571808704. Its totient is φ = 157522917036100.

The previous prime is 159773244422383. The next prime is 159773244422411. The reversal of 159773244422401 is 104224442377951.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 159773244422401 - 2²³ = 159773236033793 is a prime.

It is a super-2 number, since 2×159773244422401² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159773244422411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1125163693045 + ... + 1125163693186.

It is an arithmetic number, because the mean of its divisors is an integer number (40505892952176).

Almost surely, 2^{159773244422401} is an apocalyptic number.

It is an amenable number.

159773244422401 is a deficient number, since it is larger than the sum of its proper divisors (2250327386303).

159773244422401 is an equidigital number, since it uses as much as digits as its factorization.

159773244422401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2250327386302.

The product of its (nonzero) digits is 13547520, while the sum is 55.

The spelling of 159773244422401 in words is "one hundred fifty-nine trillion, seven hundred seventy-three billion, two hundred forty-four million, four hundred twenty-two thousand, four hundred one".