398085078098 has 16 divisors (see below), whose sum is σ = 601880315904. Its totient is φ = 197458571520.

The previous prime is 398085078071. The next prime is 398085078119. The reversal of 398085078098 is 890870580893.

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, 3273011 + ... + 3392457.

It is an arithmetic number, because the mean of its divisors is an integer number (37617519744).

Almost surely, 2^398085078098 is an apocalyptic number.

398085078098 is a deficient number, since it is larger than the sum of its proper divisors (203795237806).

398085078098 is a wasteful number, since it uses less digits than its factorization.

398085078098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132697.

The product of its (nonzero) digits is 34836480, while the sum is 65.

The spelling of 398085078098 in words is "three hundred ninety-eight billion, eighty-five million, seventy-eight thousand, ninety-eight".