128468750165 has 8 divisors (see below), whose sum is σ = 176185714560. Its totient is φ = 88092857232.

The previous prime is 128468750153. The next prime is 128468750177. The reversal of 128468750165 is 561057864821.

It is an interprime number because it is at equal distance from previous prime (128468750153) and next prime (128468750177).

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 128468750165 - 2⁴ = 128468750149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1835267825 + ... + 1835267894.

It is an arithmetic number, because the mean of its divisors is an integer number (22023214320).

Almost surely, 2^128468750165 is an apocalyptic number.

It is an amenable number.

128468750165 is a deficient number, since it is larger than the sum of its proper divisors (47716964395).

128468750165 is an equidigital number, since it uses as much as digits as its factorization.

128468750165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3670535731.

The product of its (nonzero) digits is 3225600, while the sum is 53.

The spelling of 128468750165 in words is "one hundred twenty-eight billion, four hundred sixty-eight million, seven hundred fifty thousand, one hundred sixty-five".