404992299404 has 24 divisors (see below), whose sum is σ = 883619563008. Its totient is φ = 157789207440.

The previous prime is 404992299353. The next prime is 404992299409.

404992299404 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 404992299404.

It is not an unprimeable number, because it can be changed into a prime (404992299409) 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, 657454724 + ... + 657455339.

It is an arithmetic number, because the mean of its divisors is an integer number (36817481792).

Almost surely, 2^404992299404 is an apocalyptic number.

404992299404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

404992299404 is an abundant number, since it is smaller than the sum of its proper divisors (478627263604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404992299404 is a wasteful number, since it uses less digits than its factorization.

404992299404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314910085 (or 1314910083 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 56.

The spelling of 404992299404 in words is "four hundred four billion, nine hundred ninety-two million, two hundred ninety-nine thousand, four hundred four".