53044644035 has 16 divisors (see below), whose sum is σ = 64614144000. Its totient is φ = 41795541216.

The previous prime is 53044643989. The next prime is 53044644047.

53044644035 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 53044644035 - 2⁸ = 53044643779 is a prime.

It is a super-2 number, since 2×53044644035² (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 53044644035.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3375326 + ... + 3391004.

It is an arithmetic number, because the mean of its divisors is an integer number (4038384000).

Almost surely, 2^53044644035 is an apocalyptic number.

53044644035 is a deficient number, since it is larger than the sum of its proper divisors (11569499965).

53044644035 is a wasteful number, since it uses less digits than its factorization.

53044644035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25850.

The product of its (nonzero) digits is 345600, while the sum is 38.

The spelling of 53044644035 in words is "fifty-three billion, forty-four million, six hundred forty-four thousand, thirty-five".