2061449382312 has 48 divisors (see below), whose sum is σ = 5590966816500. Its totient is φ = 686180595456.

The previous prime is 2061449382269. The next prime is 2061449382329. The reversal of 2061449382312 is 2132839441602.

2061449382312 is a `hidden beast` number, since 2 + 0 + 614 + 4 + 9 + 3 + 8 + 23 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1558237910436 + 503211471876 = 1248294^2 + 709374^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20140237 + ... + 20242332.

Almost surely, 2^{2061449382312} is an apocalyptic number.

It is an amenable number.

2061449382312 is an abundant number, since it is smaller than the sum of its proper divisors (3529517434188).

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

2061449382312 is a wasteful number, since it uses less digits than its factorization.

2061449382312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40383290 (or 40383283 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 2061449382312 in words is "two trillion, sixty-one billion, four hundred forty-nine million, three hundred eighty-two thousand, three hundred twelve".