53534221503 has 32 divisors (see below), whose sum is σ = 83215641600. Its totient is φ = 29977499136.

The previous prime is 53534221451. The next prime is 53534221511. The reversal of 53534221503 is 30512243535.

It is not a de Polignac number, because 53534221503 - 2¹³ = 53534213311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53534221583) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 905143 + ... + 962471.

It is an arithmetic number, because the mean of its divisors is an integer number (2600488800).

Almost surely, 2^53534221503 is an apocalyptic number.

53534221503 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

53534221503 is a deficient number, since it is larger than the sum of its proper divisors (29681420097).

53534221503 is a wasteful number, since it uses less digits than its factorization.

53534221503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58231.

The product of its (nonzero) digits is 54000, while the sum is 33.

The spelling of 53534221503 in words is "fifty-three billion, five hundred thirty-four million, two hundred twenty-one thousand, five hundred three".