6151615651 has 2 divisors, whose sum is σ = 6151615652. Its totient is φ = 6151615650.

The previous prime is 6151615643. The next prime is 6151615661. The reversal of 6151615651 is 1565161516.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6151615651 - 2³ = 6151615643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6151615651.

It is not a weakly prime, because it can be changed into another prime (6151615601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3075807825 + 3075807826.

It is an arithmetic number, because the mean of its divisors is an integer number (3075807826).

Almost surely, 2^6151615651 is an apocalyptic number.

6151615651 is a deficient number, since it is larger than the sum of its proper divisors (1).

6151615651 is an equidigital number, since it uses as much as digits as its factorization.

6151615651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27000, while the sum is 37.

The square root of 6151615651 is about 78432.2360448814. The cubic root of 6151615651 is about 1832.2992242560.

The spelling of 6151615651 in words is "six billion, one hundred fifty-one million, six hundred fifteen thousand, six hundred fifty-one".