165600101651 has 8 divisors (see below), whose sum is σ = 170081146320. Its totient is φ = 161119339488.

The previous prime is 165600101609. The next prime is 165600101669. The reversal of 165600101651 is 156101006561.

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 165600101651 - 2¹⁸ = 165599839507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165600100651) 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, 1730480 + ... + 1823666.

It is an arithmetic number, because the mean of its divisors is an integer number (21260143290).

Almost surely, 2^165600101651 is an apocalyptic number.

165600101651 is a deficient number, since it is larger than the sum of its proper divisors (4481044669).

165600101651 is an equidigital number, since it uses as much as digits as its factorization.

165600101651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141253.

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

The spelling of 165600101651 in words is "one hundred sixty-five billion, six hundred million, one hundred one thousand, six hundred fifty-one".