201445302641 has 8 divisors (see below), whose sum is σ = 219763236000. Its totient is φ = 183128156640.

The previous prime is 201445302607. The next prime is 201445302649. The reversal of 201445302641 is 146203544102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-201445302641 is a prime.

It is a super-2 number, since 2×201445302641² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201445302598 and 201445302607.

It is not an unprimeable number, because it can be changed into a prime (201445302649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423005 + ... + 762773.

It is an arithmetic number, because the mean of its divisors is an integer number (27470404500).

Almost surely, 2^201445302641 is an apocalyptic number.

It is an amenable number.

201445302641 is a deficient number, since it is larger than the sum of its proper divisors (18317933359).

201445302641 is a wasteful number, since it uses less digits than its factorization.

201445302641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393679.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 201445302641 its reverse (146203544102), we get a palindrome (347648846743).

The spelling of 201445302641 in words is "two hundred one billion, four hundred forty-five million, three hundred two thousand, six hundred forty-one".