404398051123 has 8 divisors (see below), whose sum is σ = 441166309056. Its totient is φ = 367630593000.

The previous prime is 404398051117. The next prime is 404398051133. The reversal of 404398051123 is 321150893404.

It is a happy number.

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

It is not a de Polignac number, because 404398051123 - 2²¹ = 404395953971 is a prime.

It is a super-2 number, since 2×404398051123² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (404398051133) 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, 1447348 + ... + 1703998.

It is an arithmetic number, because the mean of its divisors is an integer number (55145788632).

Almost surely, 2^404398051123 is an apocalyptic number.

404398051123 is a deficient number, since it is larger than the sum of its proper divisors (36768257933).

404398051123 is a wasteful number, since it uses less digits than its factorization.

404398051123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399905.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 404398051123 in words is "four hundred four billion, three hundred ninety-eight million, fifty-one thousand, one hundred twenty-three".