2050902918792 has 288 divisors, whose sum is σ = 7146491952600. Its totient is φ = 526278187008.

The previous prime is 2050902918791. The next prime is 2050902918797. The reversal of 2050902918792 is 2978192090502.

2050902918792 is a `hidden beast` number, since 20 + 509 + 0 + 29 + 1 + 8 + 7 + 92 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1187241235236 + 863661683556 = 1089606^2 + 929334^2 .

It is not an unprimeable number, because it can be changed into a prime (2050902918791) 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 71 ways as a sum of consecutive naturals, for example, 1092684 + ... + 2301252.

Almost surely, 2^{2050902918792} 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 2050902918792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3573245976300).

2050902918792 is an abundant number, since it is smaller than the sum of its proper divisors (5095589033808).

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

2050902918792 is a wasteful number, since it uses less digits than its factorization.

2050902918792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208645 (or 1208631 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 54.

The spelling of 2050902918792 in words is "two trillion, fifty billion, nine hundred two million, nine hundred eighteen thousand, seven hundred ninety-two".