447775020141 has 16 divisors (see below), whose sum is σ = 603033847488. Its totient is φ = 295517312000.

The previous prime is 447775020131. The next prime is 447775020167. The reversal of 447775020141 is 141020577744.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 447775020141 - 2⁵ = 447775020109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 447775020093 and 447775020102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447775020131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2008126 + ... + 2219936.

It is an arithmetic number, because the mean of its divisors is an integer number (37689615468).

Almost surely, 2^447775020141 is an apocalyptic number.

It is an amenable number.

447775020141 is a deficient number, since it is larger than the sum of its proper divisors (155258827347).

447775020141 is a wasteful number, since it uses less digits than its factorization.

447775020141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218892.

The product of its (nonzero) digits is 219520, while the sum is 42.

Adding to 447775020141 its reverse (141020577744), we get a palindrome (588795597885).

The spelling of 447775020141 in words is "four hundred forty-seven billion, seven hundred seventy-five million, twenty thousand, one hundred forty-one".