141121643446 has 16 divisors (see below), whose sum is σ = 241983288576. Its totient is φ = 60465586536.

The previous prime is 141121643441. The next prime is 141121643489. The reversal of 141121643446 is 644346121141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141121643441) 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, 1201716 + ... + 1313911.

It is an arithmetic number, because the mean of its divisors is an integer number (15123955536).

Almost surely, 2^141121643446 is an apocalyptic number.

141121643446 is a deficient number, since it is larger than the sum of its proper divisors (100861645130).

141121643446 is a wasteful number, since it uses less digits than its factorization.

141121643446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2519643.

The product of its digits is 55296, while the sum is 37.

Adding to 141121643446 its reverse (644346121141), we get a palindrome (785467764587).

The spelling of 141121643446 in words is "one hundred forty-one billion, one hundred twenty-one million, six hundred forty-three thousand, four hundred forty-six".