398826149093 has 8 divisors (see below), whose sum is σ = 411494860800. Its totient is φ = 386347944528.

The previous prime is 398826149039. The next prime is 398826149129. The reversal of 398826149093 is 390941628893.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 398826149093 - 2²⁸ = 398557713637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398826149593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47622533 + ... + 47630906.

It is an arithmetic number, because the mean of its divisors is an integer number (51436857600).

Almost surely, 2^398826149093 is an apocalyptic number.

It is an amenable number.

398826149093 is a deficient number, since it is larger than the sum of its proper divisors (12668711707).

398826149093 is an equidigital number, since it uses as much as digits as its factorization.

398826149093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95253571.

The product of its (nonzero) digits is 20155392, while the sum is 62.

The spelling of 398826149093 in words is "three hundred ninety-eight billion, eight hundred twenty-six million, one hundred forty-nine thousand, ninety-three".