398924257101 has 8 divisors (see below), whose sum is σ = 532830533664. Its totient is φ = 265483742640.

The previous prime is 398924257033. The next prime is 398924257129. The reversal of 398924257101 is 101752429893.

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

It is not a de Polignac number, because 398924257101 - 2²¹ = 398922159949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398924257001) 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, 116438526 + ... + 116441951.

It is an arithmetic number, because the mean of its divisors is an integer number (66603816708).

Almost surely, 2^398924257101 is an apocalyptic number.

It is an amenable number.

398924257101 is a deficient number, since it is larger than the sum of its proper divisors (133906276563).

398924257101 is a wasteful number, since it uses less digits than its factorization.

398924257101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232881051.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 398924257101 in words is "three hundred ninety-eight billion, nine hundred twenty-four million, two hundred fifty-seven thousand, one hundred one".