6500151111561 has 8 divisors (see below), whose sum is σ = 8666910445440. Its totient is φ = 4333412926032.

The previous prime is 6500151111541. The next prime is 6500151111577. The reversal of 6500151111561 is 1651111510056.

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

It is not a de Polignac number, because 6500151111561 - 2¹⁷ = 6500150980489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6500151111511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4555450 + ... + 5809683.

It is an arithmetic number, because the mean of its divisors is an integer number (1083363805680).

Almost surely, 2^{6500151111561} is an apocalyptic number.

It is an amenable number.

6500151111561 is a deficient number, since it is larger than the sum of its proper divisors (2166759333879).

6500151111561 is a wasteful number, since it uses less digits than its factorization.

6500151111561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10574175.

The product of its (nonzero) digits is 4500, while the sum is 33.

The spelling of 6500151111561 in words is "six trillion, five hundred billion, one hundred fifty-one million, one hundred eleven thousand, five hundred sixty-one".