52503050001 has 4 divisors (see below), whose sum is σ = 70004066672. Its totient is φ = 35002033332.

The previous prime is 52503049997. The next prime is 52503050027. The reversal of 52503050001 is 10005030525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 52503050001 - 2² = 52503049997 is a prime.

It is a super-2 number, since 2×52503050001² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52503050001.

It is not an unprimeable number, because it can be changed into a prime (52503250001) 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, 8750508331 + ... + 8750508336.

It is an arithmetic number, because the mean of its divisors is an integer number (17501016668).

Almost surely, 2^52503050001 is an apocalyptic number.

It is an amenable number.

52503050001 is a deficient number, since it is larger than the sum of its proper divisors (17501016671).

52503050001 is a wasteful number, since it uses less digits than its factorization.

52503050001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17501016670.

The product of its (nonzero) digits is 750, while the sum is 21.

Adding to 52503050001 its reverse (10005030525), we get a palindrome (62508080526).

The spelling of 52503050001 in words is "fifty-two billion, five hundred three million, fifty thousand, one".