6151661331 has 8 divisors (see below), whose sum is σ = 8633910720. Its totient is φ = 3885259752.

The previous prime is 6151661311. The next prime is 6151661377. The reversal of 6151661331 is 1331661516.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6151661331 - 2⁶ = 6151661267 is a prime.

It is a super-2 number, since 2×6151661331² = 75685874262641383122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6151661292 and 6151661301.

It is not an unprimeable number, because it can be changed into a prime (6151661311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53961885 + ... + 53961998.

It is an arithmetic number, because the mean of its divisors is an integer number (1079238840).

Almost surely, 2^6151661331 is an apocalyptic number.

6151661331 is a deficient number, since it is larger than the sum of its proper divisors (2482249389).

6151661331 is a wasteful number, since it uses less digits than its factorization.

6151661331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107923905.

The product of its digits is 9720, while the sum is 33.

The square root of 6151661331 is about 78432.5272511348. The cubic root of 6151661331 is about 1832.3037596077.

The spelling of 6151661331 in words is "six billion, one hundred fifty-one million, six hundred sixty-one thousand, three hundred thirty-one".