53644233244635 has 32 divisors (see below), whose sum is σ = 104037300840960. Its totient is φ = 26009325208800.

The previous prime is 53644233244621. The next prime is 53644233244649.

It is a happy number.

53644233244635 is a `hidden beast` number, since 5 + 364 + 4 + 2 + 3 + 3 + 244 + 6 + 35 = 666.

53644233244635 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (53644233244621) and next prime (53644233244649).

It is not a de Polignac number, because 53644233244635 - 2⁶ = 53644233244571 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18062029911 + ... + 18062032880.

It is an arithmetic number, because the mean of its divisors is an integer number (3251165651280).

Almost surely, 2^{53644233244635} is an apocalyptic number.

53644233244635 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53644233244635 is a deficient number, since it is larger than the sum of its proper divisors (50393067596325).

53644233244635 is a wasteful number, since it uses less digits than its factorization.

53644233244635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36124062816 (or 36124062810 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 54.

The spelling of 53644233244635 in words is "fifty-three trillion, six hundred forty-four billion, two hundred thirty-three million, two hundred forty-four thousand, six hundred thirty-five".