53682353505 has 64 divisors (see below), whose sum is σ = 105396791040. Its totient is φ = 26027749440.

The previous prime is 53682353497. The next prime is 53682353509. The reversal of 53682353505 is 50535328635.

53682353505 is a `hidden beast` number, since 5 + 3 + 68 + 235 + 350 + 5 = 666.

It is not a de Polignac number, because 53682353505 - 2³ = 53682353497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53682353509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 102862 + ... + 343431.

It is an arithmetic number, because the mean of its divisors is an integer number (1646824860).

Almost surely, 2^53682353505 is an apocalyptic number.

53682353505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53682353505 is a deficient number, since it is larger than the sum of its proper divisors (51714437535).

53682353505 is an equidigital number, since it uses as much as digits as its factorization.

53682353505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446330 (or 446312 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 45.

The spelling of 53682353505 in words is "fifty-three billion, six hundred eighty-two million, three hundred fifty-three thousand, five hundred five".