128051536315 has 16 divisors (see below), whose sum is σ = 159449976576. Its totient is φ = 98649583200.

The previous prime is 128051536243. The next prime is 128051536337. The reversal of 128051536315 is 513635150821.

It is not a de Polignac number, because 128051536315 - 2¹⁷ = 128051405243 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4179021 + ... + 4209550.

It is an arithmetic number, because the mean of its divisors is an integer number (9965623536).

Almost surely, 2^128051536315 is an apocalyptic number.

128051536315 is a deficient number, since it is larger than the sum of its proper divisors (31398440261).

128051536315 is an equidigital number, since it uses as much as digits as its factorization.

128051536315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8388690.

The product of its (nonzero) digits is 108000, while the sum is 40.

The spelling of 128051536315 in words is "one hundred twenty-eight billion, fifty-one million, five hundred thirty-six thousand, three hundred fifteen".