53505633650535 has 64 divisors (see below), whose sum is σ = 103770762370560. Its totient is φ = 25941560221440.

The previous prime is 53505633650519. The next prime is 53505633650537.

53505633650535 is a `hidden beast` number, since 5 + 3 + 5 + 0 + 56 + 3 + 3 + 6 + 50 + 535 = 666.

53505633650535 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 53505633650535 - 2⁴ = 53505633650519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53505633650537) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 72327192 + ... + 73063218.

It is an arithmetic number, because the mean of its divisors is an integer number (1621418162040).

Almost surely, 2^{53505633650535} is an apocalyptic number.

53505633650535 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53505633650535 is a deficient number, since it is larger than the sum of its proper divisors (50265128720025).

53505633650535 is a wasteful number, since it uses less digits than its factorization.

53505633650535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785005 (or 784999 counting only the distinct ones).

The product of its (nonzero) digits is 45562500, while the sum is 54.

The spelling of 53505633650535 in words is "fifty-three trillion, five hundred five billion, six hundred thirty-three million, six hundred fifty thousand, five hundred thirty-five".