404266202040 has 32 divisors (see below), whose sum is σ = 1212798606480. Its totient is φ = 107804320512.

The previous prime is 404266202023. The next prime is 404266202107. The reversal of 404266202040 is 40202662404.

It is a super-2 number, since 2×404266202040² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 404266201989 and 404266202007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1684442389 + ... + 1684442628.

Almost surely, 2^404266202040 is an apocalyptic number.

404266202040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404266202040 is an abundant number, since it is smaller than the sum of its proper divisors (808532404440).

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

404266202040 is a wasteful number, since it uses less digits than its factorization.

404266202040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3368885031 (or 3368885027 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 404266202040 its reverse (40202662404), we get a palindrome (444468864444).

The spelling of 404266202040 in words is "four hundred four billion, two hundred sixty-six million, two hundred two thousand, forty".