398414851441 has 8 divisors (see below), whose sum is σ = 410731862184. Its totient is φ = 386221630080.

The previous prime is 398414851301. The next prime is 398414851453. The reversal of 398414851441 is 144158414893.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4834281841 + 393580569600 = 69529^2 + 627360^2 .

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 398414851441 - 2²⁹ = 397877980529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (398414852441) 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, 30940810 + ... + 30953683.

It is an arithmetic number, because the mean of its divisors is an integer number (51341482773).

Almost surely, 2^398414851441 is an apocalyptic number.

It is an amenable number.

398414851441 is a deficient number, since it is larger than the sum of its proper divisors (12317010743).

398414851441 is a wasteful number, since it uses less digits than its factorization.

398414851441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61894691.

The product of its digits is 2211840, while the sum is 52.

The spelling of 398414851441 in words is "three hundred ninety-eight billion, four hundred fourteen million, eight hundred fifty-one thousand, four hundred forty-one".