1001804641002 has 96 divisors (see below), whose sum is σ = 2485715281920. Its totient is φ = 288804852000.

The previous prime is 1001804641001. The next prime is 1001804641021. The reversal of 1001804641002 is 2001464081001.

It is a happy number.

1001804641002 is a `hidden beast` number, since 1 + 0 + 0 + 18 + 0 + 4 + 641 + 0 + 0 + 2 = 666.

It is a super-2 number, since 2×1001804641002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1001804641001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1021024 + ... + 1745307.

It is an arithmetic number, because the mean of its divisors is an integer number (25892867520).

Almost surely, 2^{1001804641002} is an apocalyptic number.

1001804641002 is an abundant number, since it is smaller than the sum of its proper divisors (1483910640918).

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

1001804641002 is a wasteful number, since it uses less digits than its factorization.

1001804641002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2766440 (or 2766437 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The spelling of 1001804641002 in words is "one trillion, one billion, eight hundred four million, six hundred forty-one thousand, two".