503207952126 has 96 divisors (see below), whose sum is σ = 1145945556000. Its totient is φ = 147095731200.

The previous prime is 503207952031. The next prime is 503207952133. The reversal of 503207952126 is 621259702305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2554200 + ... + 2744148.

It is an arithmetic number, because the mean of its divisors is an integer number (11936932875).

Almost surely, 2^503207952126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503207952126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (572972778000).

503207952126 is an abundant number, since it is smaller than the sum of its proper divisors (642737603874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503207952126 is a wasteful number, since it uses less digits than its factorization.

503207952126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190106 (or 190095 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 503207952126 in words is "five hundred three billion, two hundred seven million, nine hundred fifty-two thousand, one hundred twenty-six".