501985615132 has 24 divisors (see below), whose sum is σ = 930336959664. Its totient is φ = 236180996352.

The previous prime is 501985615111. The next prime is 501985615163. The reversal of 501985615132 is 231516589105.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 401023 + ... + 1079254.

It is an arithmetic number, because the mean of its divisors is an integer number (38764039986).

Almost surely, 2^501985615132 is an apocalyptic number.

It is an amenable number.

501985615132 is a deficient number, since it is larger than the sum of its proper divisors (428351344532).

501985615132 is a wasteful number, since it uses less digits than its factorization.

501985615132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485285 (or 1485283 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 46.

The spelling of 501985615132 in words is "five hundred one billion, nine hundred eighty-five million, six hundred fifteen thousand, one hundred thirty-two".