2004531822381 has 16 divisors (see below), whose sum is σ = 3009736931328. Its totient is φ = 1175678487600.

The previous prime is 2004531822287. The next prime is 2004531822383. The reversal of 2004531822381 is 1832281354002.

It is not a de Polignac number, because 2004531822381 - 2⁷ = 2004531822253 is a prime.

It is a super-2 number, since 2×2004531822381² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004531822383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 979731051 + ... + 979733096.

It is an arithmetic number, because the mean of its divisors is an integer number (188108558208).

Almost surely, 2^{2004531822381} is an apocalyptic number.

It is an amenable number.

2004531822381 is a deficient number, since it is larger than the sum of its proper divisors (1005205108947).

2004531822381 is a wasteful number, since it uses less digits than its factorization.

2004531822381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1959464192.

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 2004531822381 in words is "two trillion, four billion, five hundred thirty-one million, eight hundred twenty-two thousand, three hundred eighty-one".