398907071101 has 16 divisors (see below), whose sum is σ = 497899468800. Its totient is φ = 310486189680.

The previous prime is 398907071063. The next prime is 398907071107. The reversal of 398907071101 is 101170709893.

It is a cyclic number.

It is not a de Polignac number, because 398907071101 - 2⁷ = 398907070973 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 (398907071107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2852001 + ... + 2988598.

It is an arithmetic number, because the mean of its divisors is an integer number (31118716800).

Almost surely, 2^398907071101 is an apocalyptic number.

It is an amenable number.

398907071101 is a deficient number, since it is larger than the sum of its proper divisors (98992397699).

398907071101 is a wasteful number, since it uses less digits than its factorization.

398907071101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5841504.

The product of its (nonzero) digits is 95256, while the sum is 46.

The spelling of 398907071101 in words is "three hundred ninety-eight billion, nine hundred seven million, seventy-one thousand, one hundred one".