6151616051 has 4 divisors (see below), whose sum is σ = 7030418352. Its totient is φ = 5272813752.

The previous prime is 6151616033. The next prime is 6151616063. The reversal of 6151616051 is 1506161516.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6151616051 - 2¹⁴ = 6151599667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6151615999 and 6151616017.

It is not an unprimeable number, because it can be changed into a prime (6151616011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439401140 + ... + 439401153.

It is an arithmetic number, because the mean of its divisors is an integer number (1757604588).

Almost surely, 2^6151616051 is an apocalyptic number.

6151616051 is a deficient number, since it is larger than the sum of its proper divisors (878802301).

6151616051 is an equidigital number, since it uses as much as digits as its factorization.

6151616051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878802300.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 6151616051 is about 78432.2385948533. The cubic root of 6151616051 is about 1832.2992639702.

Adding to 6151616051 its reverse (1506161516), we get a palindrome (7657777567).

The spelling of 6151616051 in words is "six billion, one hundred fifty-one million, six hundred sixteen thousand, fifty-one".