128367072726315 has 32 divisors (see below), whose sum is σ = 209665912814400. Its totient is φ = 67046042027520.

The previous prime is 128367072726313. The next prime is 128367072726329. The reversal of 128367072726315 is 513627270763821.

It is not a de Polignac number, because 128367072726315 - 2¹ = 128367072726313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (128367072726313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306104620 + ... + 306523689.

It is an arithmetic number, because the mean of its divisors is an integer number (6552059775450).

Almost surely, 2^{128367072726315} is an apocalyptic number.

128367072726315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

128367072726315 is a deficient number, since it is larger than the sum of its proper divisors (81298840088085).

128367072726315 is a wasteful number, since it uses less digits than its factorization.

128367072726315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612628607.

The product of its (nonzero) digits is 35562240, while the sum is 60.

The spelling of 128367072726315 in words is "one hundred twenty-eight trillion, three hundred sixty-seven billion, seventy-two million, seven hundred twenty-six thousand, three hundred fifteen".