1802000663632 has 80 divisors (see below), whose sum is σ = 3772152191808. Its totient is φ = 828994129920.

The previous prime is 1802000663623. The next prime is 1802000663633. The reversal of 1802000663632 is 2363660002081.

It is a junction number, because it is equal to n+sod(n) for n = 1802000663591 and 1802000663600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1802000663633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293913207 + ... + 293919337.

Almost surely, 2^{1802000663632} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1802000663632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1886076095904).

1802000663632 is an abundant number, since it is smaller than the sum of its proper divisors (1970151528176).

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

1802000663632 is a wasteful number, since it uses less digits than its factorization.

1802000663632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10508 (or 10502 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 1802000663632 in words is "one trillion, eight hundred two billion, six hundred sixty-three thousand, six hundred thirty-two".