6157649653 has 2 divisors, whose sum is σ = 6157649654. Its totient is φ = 6157649652.

The previous prime is 6157649651. The next prime is 6157649669. The reversal of 6157649653 is 3569467516.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4681706929 + 1475942724 = 68423^2 + 38418^2 .

It is a cyclic number.

It is not a de Polignac number, because 6157649653 - 2¹ = 6157649651 is a prime.

Together with 6157649651, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6157649653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6157649651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3078824826 + 3078824827.

It is an arithmetic number, because the mean of its divisors is an integer number (3078824827).

Almost surely, 2^6157649653 is an apocalyptic number.

It is an amenable number.

6157649653 is a deficient number, since it is larger than the sum of its proper divisors (1).

6157649653 is an equidigital number, since it uses as much as digits as its factorization.

6157649653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 52.

The square root of 6157649653 is about 78470.6929560330. The cubic root of 6157649653 is about 1832.8981175590.

The spelling of 6157649653 in words is "six billion, one hundred fifty-seven million, six hundred forty-nine thousand, six hundred fifty-three".