398971179883 has 8 divisors (see below), whose sum is σ = 406515186000. Its totient is φ = 391427775648.

The previous prime is 398971179823. The next prime is 398971179889. The reversal of 398971179883 is 388971179893.

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 398971179883 - 2³⁷ = 261532226411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (398971179889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1322893 + ... + 1596241.

It is an arithmetic number, because the mean of its divisors is an integer number (50814398250).

Almost surely, 2^398971179883 is an apocalyptic number.

398971179883 is a deficient number, since it is larger than the sum of its proper divisors (7544006117).

398971179883 is a wasteful number, since it uses less digits than its factorization.

398971179883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300941.

The product of its digits is 164602368, while the sum is 73.

The spelling of 398971179883 in words is "three hundred ninety-eight billion, nine hundred seventy-one million, one hundred seventy-nine thousand, eight hundred eighty-three".