4004040053532 has 24 divisors (see below), whose sum is σ = 9644139484672. Its totient is φ = 1291625823600.

The previous prime is 4004040053479. The next prime is 4004040053557. The reversal of 4004040053532 is 2353500404004.

It is a self number, because there is not a number n which added to its sum of digits gives 4004040053532.

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, 5381773894 + ... + 5381774637.

Almost surely, 2^{4004040053532} is an apocalyptic number.

It is an amenable number.

4004040053532 is an abundant number, since it is smaller than the sum of its proper divisors (5640099431140).

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

4004040053532 is a wasteful number, since it uses less digits than its factorization.

4004040053532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10763548569 (or 10763548567 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 4004040053532 its reverse (2353500404004), we get a palindrome (6357540457536).

The spelling of 4004040053532 in words is "four trillion, four billion, forty million, fifty-three thousand, five hundred thirty-two".