503374043243541 has 16 divisors (see below), whose sum is σ = 686784892582976. Its totient is φ = 327773194793856.

The previous prime is 503374043243537. The next prime is 503374043243579. The reversal of 503374043243541 is 145342340473305.

It is not a de Polignac number, because 503374043243541 - 2² = 503374043243537 is a prime.

It is a super-2 number, since 2×503374043243541² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503374043243341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23171470 + ... + 39289503.

It is an arithmetic number, because the mean of its divisors is an integer number (42924055786436).

Almost surely, 2^{503374043243541} is an apocalyptic number.

It is an amenable number.

503374043243541 is a deficient number, since it is larger than the sum of its proper divisors (183410849339435).

503374043243541 is a wasteful number, since it uses less digits than its factorization.

503374043243541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62523492.

The product of its (nonzero) digits is 7257600, while the sum is 48.

The spelling of 503374043243541 in words is "five hundred three trillion, three hundred seventy-four billion, forty-three million, two hundred forty-three thousand, five hundred forty-one".