34644753653 has 4 divisors (see below), whose sum is σ = 36468161760. Its totient is φ = 32821345548.

The previous prime is 34644753613. The next prime is 34644753659. The reversal of 34644753653 is 35635744643.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35635744643 = 83 ⋅429346321.

It is a cyclic number.

It is not a de Polignac number, because 34644753653 - 2¹⁰ = 34644752629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34644753659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 911704025 + ... + 911704062.

It is an arithmetic number, because the mean of its divisors is an integer number (9117040440).

Almost surely, 2^34644753653 is an apocalyptic number.

It is an amenable number.

34644753653 is a deficient number, since it is larger than the sum of its proper divisors (1823408107).

34644753653 is a wasteful number, since it uses less digits than its factorization.

34644753653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823408106.

The product of its digits is 10886400, while the sum is 50.

The spelling of 34644753653 in words is "thirty-four billion, six hundred forty-four million, seven hundred fifty-three thousand, six hundred fifty-three".