52505873903 has 6 divisors (see below), whose sum is σ = 61078261536. Its totient is φ = 45005034732.

The previous prime is 52505873887. The next prime is 52505873929. The reversal of 52505873903 is 30937850525.

It is a happy number.

It is not a de Polignac number, because 52505873903 - 2⁴ = 52505873887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52505879903) 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 5 ways as a sum of consecutive naturals, for example, 535774175 + ... + 535774272.

It is an arithmetic number, because the mean of its divisors is an integer number (10179710256).

Almost surely, 2^52505873903 is an apocalyptic number.

52505873903 is a deficient number, since it is larger than the sum of its proper divisors (8572387633).

52505873903 is a wasteful number, since it uses less digits than its factorization.

52505873903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071548461 (or 1071548454 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 47.

The spelling of 52505873903 in words is "fifty-two billion, five hundred five million, eight hundred seventy-three thousand, nine hundred three".