128366098 has 16 divisors (see below), whose sum is σ = 226004544. Its totient is φ = 53526960.

The previous prime is 128366089. The next prime is 128366101. The reversal of 128366098 is 890663821.

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, 123388 + ... + 124423.

It is an arithmetic number, because the mean of its divisors is an integer number (14125284).

Almost surely, 2^128366098 is an apocalyptic number.

128366098 is a deficient number, since it is larger than the sum of its proper divisors (97638446).

128366098 is a wasteful number, since it uses less digits than its factorization.

128366098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247857.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 128366098 is about 11329.8763453093. The cubic root of 128366098 is about 504.4484361277.

The spelling of 128366098 in words is "one hundred twenty-eight million, three hundred sixty-six thousand, ninety-eight".