501425403928 has 16 divisors (see below), whose sum is σ = 965582704080. Its totient is φ = 243936682848.

The previous prime is 501425403923. The next prime is 501425403931. The reversal of 501425403928 is 829304524105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501425403923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 847002076 + ... + 847002667.

It is an arithmetic number, because the mean of its divisors is an integer number (60348919005).

Almost surely, 2^501425403928 is an apocalyptic number.

It is an amenable number.

501425403928 is a deficient number, since it is larger than the sum of its proper divisors (464157300152).

501425403928 is a wasteful number, since it uses less digits than its factorization.

501425403928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694004786 (or 1694004782 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 501425403928 in words is "five hundred one billion, four hundred twenty-five million, four hundred three thousand, nine hundred twenty-eight".