53309736303 has 16 divisors (see below), whose sum is σ = 73403206656. Its totient is φ = 34379003520.

The previous prime is 53309736269. The next prime is 53309736313. The reversal of 53309736303 is 30363790335.

It is a happy number.

It is not a de Polignac number, because 53309736303 - 2⁶ = 53309736239 is a prime.

It is a super-2 number, since 2×53309736303² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53309736313) 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, 106200 + ... + 343362.

It is an arithmetic number, because the mean of its divisors is an integer number (4587700416).

Almost surely, 2^53309736303 is an apocalyptic number.

53309736303 is a deficient number, since it is larger than the sum of its proper divisors (20093470353).

53309736303 is a wasteful number, since it uses less digits than its factorization.

53309736303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239614.

The product of its (nonzero) digits is 459270, while the sum is 42.

The spelling of 53309736303 in words is "fifty-three billion, three hundred nine million, seven hundred thirty-six thousand, three hundred three".