504440144423412 has 48 divisors (see below), whose sum is σ = 1188038274413760. Its totient is φ = 166573705277952.

The previous prime is 504440144423401. The next prime is 504440144423437. The reversal of 504440144423412 is 214324441044405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141036414 + ... + 144568842.

It is an arithmetic number, because the mean of its divisors is an integer number (24750797383620).

Almost surely, 2^{504440144423412} is an apocalyptic number.

It is an amenable number.

504440144423412 is an abundant number, since it is smaller than the sum of its proper divisors (683598129990348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

504440144423412 is a wasteful number, since it uses less digits than its factorization.

504440144423412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3643760 (or 3643758 counting only the distinct ones).

The product of its (nonzero) digits is 983040, while the sum is 42.

Adding to 504440144423412 its reverse (214324441044405), we get a palindrome (718764585467817).

The spelling of 504440144423412 in words is "five hundred four trillion, four hundred forty billion, one hundred forty-four million, four hundred twenty-three thousand, four hundred twelve".