503145475437552 has 40 divisors (see below), whose sum is σ = 1301267838684240. Its totient is φ = 167524789386240.

The previous prime is 503145475437533. The next prime is 503145475437559. The reversal of 503145475437552 is 255734574541305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503145475437559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5948991427 + ... + 5949076002.

It is an arithmetic number, because the mean of its divisors is an integer number (32531695967106).

Almost surely, 2^{503145475437552} is an apocalyptic number.

It is an amenable number.

503145475437552 is an abundant number, since it is smaller than the sum of its proper divisors (798122363246688).

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

503145475437552 is a wasteful number, since it uses less digits than its factorization.

503145475437552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11898068321 (or 11898068315 counting only the distinct ones).

The product of its (nonzero) digits is 176400000, while the sum is 60.

The spelling of 503145475437552 in words is "five hundred three trillion, one hundred forty-five billion, four hundred seventy-five million, four hundred thirty-seven thousand, five hundred fifty-two".