404000676381 has 32 divisors (see below), whose sum is σ = 552676037760. Its totient is φ = 262364223744.

The previous prime is 404000676379. The next prime is 404000676523. The reversal of 404000676381 is 183676000404.

It is not a de Polignac number, because 404000676381 - 2¹ = 404000676379 is a prime.

It is a super-2 number, since 2×404000676381² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404000676281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97183555 + ... + 97187711.

It is an arithmetic number, because the mean of its divisors is an integer number (17271126180).

Almost surely, 2^404000676381 is an apocalyptic number.

It is an amenable number.

404000676381 is a deficient number, since it is larger than the sum of its proper divisors (148675361379).

404000676381 is a wasteful number, since it uses less digits than its factorization.

404000676381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6045.

The product of its (nonzero) digits is 96768, while the sum is 39.

Adding to 404000676381 its reverse (183676000404), we get a palindrome (587676676785).

The spelling of 404000676381 in words is "four hundred four billion, six hundred seventy-six thousand, three hundred eighty-one".