53521726303 has 4 divisors (see below), whose sum is σ = 53637324448. Its totient is φ = 53406128160.

The previous prime is 53521726283. The next prime is 53521726327. The reversal of 53521726303 is 30362712535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53521726303 - 2⁹ = 53521725791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53521726343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57798378 + ... + 57799303.

It is an arithmetic number, because the mean of its divisors is an integer number (13409331112).

Almost surely, 2^53521726303 is an apocalyptic number.

53521726303 is a deficient number, since it is larger than the sum of its proper divisors (115598145).

53521726303 is a wasteful number, since it uses less digits than its factorization.

53521726303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115598144.

The product of its (nonzero) digits is 113400, while the sum is 37.

The spelling of 53521726303 in words is "fifty-three billion, five hundred twenty-one million, seven hundred twenty-six thousand, three hundred three".