6653241641 has 4 divisors (see below), whose sum is σ = 6657555072. Its totient is φ = 6648928212.

The previous prime is 6653241631. The next prime is 6653241643. The reversal of 6653241641 is 1461423566.

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: 1461423566 = 2 ⋅730711783.

It is a cyclic number.

It is not a de Polignac number, because 6653241641 - 2⁶ = 6653241577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6653241595 and 6653241604.

It is not an unprimeable number, because it can be changed into a prime (6653241643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2154401 + ... + 2157486.

It is an arithmetic number, because the mean of its divisors is an integer number (1664388768).

Almost surely, 2^6653241641 is an apocalyptic number.

It is an amenable number.

6653241641 is a deficient number, since it is larger than the sum of its proper divisors (4313431).

6653241641 is a wasteful number, since it uses less digits than its factorization.

6653241641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4313430.

The product of its digits is 103680, while the sum is 38.

The square root of 6653241641 is about 81567.4055061211. The cubic root of 6653241641 is about 1880.8078655072.

The spelling of 6653241641 in words is "six billion, six hundred fifty-three million, two hundred forty-one thousand, six hundred forty-one".