1004401100032 has 72 divisors (see below), whose sum is σ = 2187419058720. Its totient is φ = 456487802880.

The previous prime is 1004401100023. The next prime is 1004401100051. The reversal of 1004401100032 is 2300011044001.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1004401099979 and 1004401100015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28404219 + ... + 28439557.

It is an arithmetic number, because the mean of its divisors is an integer number (30380820260).

Almost surely, 2^{1004401100032} is an apocalyptic number.

It is an amenable number.

1004401100032 is an abundant number, since it is smaller than the sum of its proper divisors (1183017958688).

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

1004401100032 is a wasteful number, since it uses less digits than its factorization.

1004401100032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45459 (or 45445 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1004401100032 its reverse (2300011044001), we get a palindrome (3304412144033).

The spelling of 1004401100032 in words is "one trillion, four billion, four hundred one million, one hundred thousand, thirty-two".