398924940003 has 8 divisors (see below), whose sum is σ = 531909239808. Its totient is φ = 265945300104.

The previous prime is 398924939989. The next prime is 398924940023. The reversal of 398924940003 is 300049429893.

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

It is not a de Polignac number, because 398924940003 - 2⁸ = 398924939747 is a prime.

It is a super-2 number, since 2×398924940003² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (398924940023) 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, 960075 + ... + 1311332.

It is an arithmetic number, because the mean of its divisors is an integer number (66488654976).

Almost surely, 2^398924940003 is an apocalyptic number.

398924940003 is a deficient number, since it is larger than the sum of its proper divisors (132984299805).

398924940003 is a wasteful number, since it uses less digits than its factorization.

398924940003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329953.

The product of its (nonzero) digits is 1679616, while the sum is 51.

The spelling of 398924940003 in words is "three hundred ninety-eight billion, nine hundred twenty-four million, nine hundred forty thousand, three".