404645594088374 has 64 divisors (see below), whose sum is σ = 630094081503744. Its totient is φ = 194769758566656.

The previous prime is 404645594088371. The next prime is 404645594088391. The reversal of 404645594088374 is 473880495546404.

It is a super-2 number, since 2×404645594088374² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404645594088298 and 404645594088307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404645594088371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4616931797 + ... + 4617019439.

It is an arithmetic number, because the mean of its divisors is an integer number (9845220023496).

Almost surely, 2^{404645594088374} is an apocalyptic number.

404645594088374 is a deficient number, since it is larger than the sum of its proper divisors (225448487415370).

404645594088374 is a wasteful number, since it uses less digits than its factorization.

404645594088374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90261.

The product of its (nonzero) digits is 1857945600, while the sum is 71.

The spelling of 404645594088374 in words is "four hundred four trillion, six hundred forty-five billion, five hundred ninety-four million, eighty-eight thousand, three hundred seventy-four".