53103382529 has 18 divisors (see below), whose sum is σ = 54444595926. Its totient is φ = 51794296960.

The previous prime is 53103382523. The next prime is 53103382531. The reversal of 53103382529 is 92528330135.

It can be written as a sum of positive squares in 3 ways, for example, as 1425817600 + 51677564929 = 37760^2 + 227327^2 .

It is not a de Polignac number, because 53103382529 - 2²⁰ = 53102333953 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53103382523) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 188979869 + ... + 188980149.

Almost surely, 2^53103382529 is an apocalyptic number.

53103382529 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

53103382529 is a deficient number, since it is larger than the sum of its proper divisors (1341213397).

53103382529 is an frugal number, since it uses more digits than its factorization.

53103382529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 53103382529 in words is "fifty-three billion, one hundred three million, three hundred eighty-two thousand, five hundred twenty-nine".