501157025132 has 12 divisors (see below), whose sum is σ = 881568965256. Its totient is φ = 249280177920.

The previous prime is 501157025107. The next prime is 501157025137. The reversal of 501157025132 is 231520751105.

It is not an unprimeable number, because it can be changed into a prime (501157025137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324582794 + ... + 324584337.

It is an arithmetic number, because the mean of its divisors is an integer number (73464080438).

Almost surely, 2^501157025132 is an apocalyptic number.

It is an amenable number.

501157025132 is a deficient number, since it is larger than the sum of its proper divisors (380411940124).

501157025132 is a wasteful number, since it uses less digits than its factorization.

501157025132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649167328 (or 649167326 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 32.

Adding to 501157025132 its reverse (231520751105), we get a palindrome (732677776237).

The spelling of 501157025132 in words is "five hundred one billion, one hundred fifty-seven million, twenty-five thousand, one hundred thirty-two".