503374043243540 has 24 divisors (see below), whose sum is σ = 1208097703784832. Its totient is φ = 172585386254880.

The previous prime is 503374043243537. The next prime is 503374043243579. The reversal of 503374043243540 is 45342340473305.

It is a happy number.

It is a super-2 number, since 2×503374043243540² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1797764440016 + ... + 1797764440295.

It is an arithmetic number, because the mean of its divisors is an integer number (50337404324368).

Almost surely, 2^{503374043243540} is an apocalyptic number.

It is an amenable number.

503374043243540 is an abundant number, since it is smaller than the sum of its proper divisors (704723660541292).

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

503374043243540 is a wasteful number, since it uses less digits than its factorization.

503374043243540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3595528880327 (or 3595528880325 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 47.

The spelling of 503374043243540 in words is "five hundred three trillion, three hundred seventy-four billion, forty-three million, two hundred forty-three thousand, five hundred forty".