160551545201321 has 4 divisors (see below), whose sum is σ = 164285302066512. Its totient is φ = 156817788336132.

The previous prime is 160551545201309. The next prime is 160551545201363. The reversal of 160551545201321 is 123102545155061.

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 a de Polignac number, because none of the positive numbers 2^k-160551545201321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160551545201221) 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, 1866878432531 + ... + 1866878432616.

It is an arithmetic number, because the mean of its divisors is an integer number (41071325516628).

Almost surely, 2^{160551545201321} is an apocalyptic number.

It is an amenable number.

160551545201321 is a deficient number, since it is larger than the sum of its proper divisors (3733756865191).

160551545201321 is an equidigital number, since it uses as much as digits as its factorization.

160551545201321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733756865190.

The product of its (nonzero) digits is 180000, while the sum is 41.

The spelling of 160551545201321 in words is "one hundred sixty trillion, five hundred fifty-one billion, five hundred forty-five million, two hundred one thousand, three hundred twenty-one".