501342389044 has 48 divisors (see below), whose sum is σ = 1006146586368. Its totient is φ = 214119618048.

The previous prime is 501342389033. The next prime is 501342389057. The reversal of 501342389044 is 440983243105.

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, 41382732 + ... + 41394844.

It is an arithmetic number, because the mean of its divisors is an integer number (20961387216).

Almost surely, 2^501342389044 is an apocalyptic number.

It is an amenable number.

501342389044 is an abundant number, since it is smaller than the sum of its proper divisors (504804197324).

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

501342389044 is a wasteful number, since it uses less digits than its factorization.

501342389044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17104 (or 17102 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 501342389044 in words is "five hundred one billion, three hundred forty-two million, three hundred eighty-nine thousand, forty-four".