53682037636 has 6 divisors (see below), whose sum is σ = 93943565870. Its totient is φ = 26841018816.

The previous prime is 53682037613. The next prime is 53682037637. The reversal of 53682037636 is 63673028635.

It can be written as a sum of positive squares in only one way, i.e., 53363772036 + 318265600 = 231006^2 + 17840^2 .

It is a super-2 number, since 2×53682037636² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53682037636.

It is not an unprimeable number, because it can be changed into a prime (53682037637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6710254701 + ... + 6710254708.

Almost surely, 2^53682037636 is an apocalyptic number.

It is an amenable number.

53682037636 is a deficient number, since it is larger than the sum of its proper divisors (40261528234).

53682037636 is a wasteful number, since it uses less digits than its factorization.

53682037636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13420509413 (or 13420509411 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 49.

Subtracting 53682037636 from its reverse (63673028635), we obtain a palindrome (9990990999).

The spelling of 53682037636 in words is "fifty-three billion, six hundred eighty-two million, thirty-seven thousand, six hundred thirty-six".