128726096 has 10 divisors (see below), whose sum is σ = 249406842. Its totient is φ = 64363040.

The previous prime is 128726089. The next prime is 128726107. The reversal of 128726096 is 690627821.

It can be written as a sum of positive squares in only one way, i.e., 128142400 + 583696 = 11320^2 + 764^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4022675 + ... + 4022706.

Almost surely, 2^128726096 is an apocalyptic number.

128726096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

128726096 is a deficient number, since it is larger than the sum of its proper divisors (120680746).

128726096 is an equidigital number, since it uses as much as digits as its factorization.

128726096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8045389 (or 8045383 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 128726096 is about 11345.7523329218. The cubic root of 128726096 is about 504.9195650084.

The spelling of 128726096 in words is "one hundred twenty-eight million, seven hundred twenty-six thousand, ninety-six".