2185595120051 has 8 divisors (see below), whose sum is σ = 2498458765920. Its totient is φ = 1872890417088.

The previous prime is 2185595120047. The next prime is 2185595120081. The reversal of 2185595120051 is 1500215955812.

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

It is a cyclic number.

It is not a de Polignac number, because 2185595120051 - 2² = 2185595120047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2185595119984 and 2185595120011.

It is not an unprimeable number, because it can be changed into a prime (2185595120011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39706256 + ... + 39761261.

It is an arithmetic number, because the mean of its divisors is an integer number (312307345740).

Almost surely, 2^{2185595120051} is an apocalyptic number.

2185595120051 is a deficient number, since it is larger than the sum of its proper divisors (312863645869).

2185595120051 is an equidigital number, since it uses as much as digits as its factorization.

2185595120051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79471453.

The product of its (nonzero) digits is 180000, while the sum is 44.

The spelling of 2185595120051 in words is "two trillion, one hundred eighty-five billion, five hundred ninety-five million, one hundred twenty thousand, fifty-one".