6651151165047 has 4 divisors (see below), whose sum is σ = 8868201553400. Its totient is φ = 4434100776696.

The previous prime is 6651151165013. The next prime is 6651151165081. The reversal of 6651151165047 is 7405611511566.

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

It is an interprime number because it is at equal distance from previous prime (6651151165013) and next prime (6651151165081).

It is a de Polignac number, because none of the positive numbers 2^k-6651151165047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6651151164987 and 6651151165005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6651151160047) 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, 1108525194172 + ... + 1108525194177.

It is an arithmetic number, because the mean of its divisors is an integer number (2217050388350).

Almost surely, 2^{6651151165047} is an apocalyptic number.

6651151165047 is a deficient number, since it is larger than the sum of its proper divisors (2217050388353).

6651151165047 is a wasteful number, since it uses less digits than its factorization.

6651151165047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217050388352.

The product of its (nonzero) digits is 756000, while the sum is 48.

The spelling of 6651151165047 in words is "six trillion, six hundred fifty-one billion, one hundred fifty-one million, one hundred sixty-five thousand, forty-seven".