405501110004 has 12 divisors (see below), whose sum is σ = 946169256704. Its totient is φ = 135167036664.

The previous prime is 405501109963. The next prime is 405501110023. The reversal of 405501110004 is 400011105504.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×405501110004² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16895879572 + ... + 16895879595.

Almost surely, 2^405501110004 is an apocalyptic number.

It is an amenable number.

405501110004 is an abundant number, since it is smaller than the sum of its proper divisors (540668146700).

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

405501110004 is a wasteful number, since it uses less digits than its factorization.

405501110004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33791759174 (or 33791759172 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 405501110004 its reverse (400011105504), we get a palindrome (805512215508).

The spelling of 405501110004 in words is "four hundred five billion, five hundred one million, one hundred ten thousand, four".