6144650641 has 2 divisors, whose sum is σ = 6144650642. Its totient is φ = 6144650640.

The previous prime is 6144650627. The next prime is 6144650653. The reversal of 6144650641 is 1460564416.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4381910416 + 1762740225 = 66196^2 + 41985^2 .

It is a cyclic number.

It is not a de Polignac number, because 6144650641 - 2²⁵ = 6111096209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6144650641.

It is not a weakly prime, because it can be changed into another prime (6144650621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3072325320 + 3072325321.

It is an arithmetic number, because the mean of its divisors is an integer number (3072325321).

Almost surely, 2^6144650641 is an apocalyptic number.

It is an amenable number.

6144650641 is a deficient number, since it is larger than the sum of its proper divisors (1).

6144650641 is an equidigital number, since it uses as much as digits as its factorization.

6144650641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 6144650641 is about 78387.8220197500. The cubic root of 6144650641 is about 1831.6074384091.

The spelling of 6144650641 in words is "six billion, one hundred forty-four million, six hundred fifty thousand, six hundred forty-one".