4004463543400 has 24 divisors (see below), whose sum is σ = 9310377738870. Its totient is φ = 1601785417280.

The previous prime is 4004463543319. The next prime is 4004463543461. The reversal of 4004463543400 is 43453644004.

It can be written as a sum of positive squares in 3 ways, for example, as 3666374789284 + 338088754116 = 1914778^2 + 581454^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4004463543400.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10011158659 + ... + 10011159058.

Almost surely, 2^{4004463543400} is an apocalyptic number.

4004463543400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4004463543400 is an abundant number, since it is smaller than the sum of its proper divisors (5305914195470).

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

4004463543400 is a wasteful number, since it uses less digits than its factorization.

4004463543400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20022317733 (or 20022317724 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 37.

The spelling of 4004463543400 in words is "four trillion, four billion, four hundred sixty-three million, five hundred forty-three thousand, four hundred".