6600156566051 has 2 divisors, whose sum is σ = 6600156566052. Its totient is φ = 6600156566050.

The previous prime is 6600156566033. The next prime is 6600156566071. The reversal of 6600156566051 is 1506656510066.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6600156566051 - 2¹⁰ = 6600156565027 is a prime.

It is a super-2 number, since 2×6600156566051² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 6600156565987 and 6600156566005.

It is not a weakly prime, because it can be changed into another prime (6600156566021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3300078283025 + 3300078283026.

It is an arithmetic number, because the mean of its divisors is an integer number (3300078283026).

Almost surely, 2^{6600156566051} is an apocalyptic number.

6600156566051 is a deficient number, since it is larger than the sum of its proper divisors (1).

6600156566051 is an equidigital number, since it uses as much as digits as its factorization.

6600156566051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 6600156566051 in words is "six trillion, six hundred billion, one hundred fifty-six million, five hundred sixty-six thousand, fifty-one".