4249553641 has 2 divisors, whose sum is σ = 4249553642. Its totient is φ = 4249553640.

The previous prime is 4249553629. The next prime is 4249553653. The reversal of 4249553641 is 1463559424.

4249553641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (4249553629) and next prime (4249553653).

It can be written as a sum of positive squares in only one way, i.e., 3257555625 + 991998016 = 57075^2 + 31496^2 .

It is a cyclic number.

It is not a de Polignac number, because 4249553641 - 2¹³ = 4249545449 is a prime.

It is a super-2 number, since 2×4249553641² = 36117412295472713762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4249553141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2124776820 + 2124776821.

It is an arithmetic number, because the mean of its divisors is an integer number (2124776821).

Almost surely, 2^4249553641 is an apocalyptic number.

It is an amenable number.

4249553641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4249553641 is an equidigital number, since it uses as much as digits as its factorization.

4249553641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 43.

The square root of 4249553641 is about 65188.6005448805. The cubic root of 4249553641 is about 1619.7491915991.

The spelling of 4249553641 in words is "four billion, two hundred forty-nine million, five hundred fifty-three thousand, six hundred forty-one".