53511530036434 has 4 divisors (see below), whose sum is σ = 80267295054654. Its totient is φ = 26755765018216.

The previous prime is 53511530036423. The next prime is 53511530036449. The reversal of 53511530036434 is 43463003511535.

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

It can be written as a sum of positive squares in only one way, i.e., 52811541794025 + 699988242409 = 7267155^2 + 836653^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13377882509107 + ... + 13377882509110.

Almost surely, 2^{53511530036434} is an apocalyptic number.

53511530036434 is a deficient number, since it is larger than the sum of its proper divisors (26755765018220).

53511530036434 is a wasteful number, since it uses less digits than its factorization.

53511530036434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26755765018219.

The product of its (nonzero) digits is 972000, while the sum is 43.

Adding to 53511530036434 its reverse (43463003511535), we get a palindrome (96974533547969).

The spelling of 53511530036434 in words is "fifty-three trillion, five hundred eleven billion, five hundred thirty million, thirty-six thousand, four hundred thirty-four".