503357372494 has 4 divisors (see below), whose sum is σ = 755036058744. Its totient is φ = 251678686246.

The previous prime is 503357372477. The next prime is 503357372503. The reversal of 503357372494 is 494273753305.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125839343122 + ... + 125839343125.

It is an arithmetic number, because the mean of its divisors is an integer number (188759014686).

Almost surely, 2^503357372494 is an apocalyptic number.

503357372494 is a deficient number, since it is larger than the sum of its proper divisors (251678686250).

503357372494 is a wasteful number, since it uses less digits than its factorization.

503357372494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251678686249.

The product of its (nonzero) digits is 9525600, while the sum is 52.

The spelling of 503357372494 in words is "five hundred three billion, three hundred fifty-seven million, three hundred seventy-two thousand, four hundred ninety-four".