2001445436650 has 48 divisors (see below), whose sum is σ = 4121728469280. Its totient is φ = 716935665600.

The previous prime is 2001445436629. The next prime is 2001445436701. The reversal of 2001445436650 is 566345441002.

It is a super-3 number, since 3×2001445436650³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27119805 + ... + 27193504.

It is an arithmetic number, because the mean of its divisors is an integer number (85869343110).

Almost surely, 2^{2001445436650} is an apocalyptic number.

2001445436650 is an abundant number, since it is smaller than the sum of its proper divisors (2120283032630).

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

2001445436650 is a wasteful number, since it uses less digits than its factorization.

2001445436650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54313399 (or 54313394 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 2001445436650 in words is "two trillion, one billion, four hundred forty-five million, four hundred thirty-six thousand, six hundred fifty".