6151061663 has 4 divisors (see below), whose sum is σ = 6151218528. Its totient is φ = 6150904800.

The previous prime is 6151061569. The next prime is 6151061671. The reversal of 6151061663 is 3661601516.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6151061663 - 2¹⁰ = 6151060639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6151061963) 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 in 3 ways as a sum of consecutive naturals, for example, 38138 + ... + 117288.

It is an arithmetic number, because the mean of its divisors is an integer number (1537804632).

Almost surely, 2^6151061663 is an apocalyptic number.

6151061663 is a deficient number, since it is larger than the sum of its proper divisors (156865).

6151061663 is an equidigital number, since it uses as much as digits as its factorization.

6151061663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156864.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 6151061663 is about 78428.7043307487. The cubic root of 6151061663 is about 1832.2442196137.

The spelling of 6151061663 in words is "six billion, one hundred fifty-one million, sixty-one thousand, six hundred sixty-three".