1949790854322 has 64 divisors (see below), whose sum is σ = 4613090227200. Its totient is φ = 608319486720.

The previous prime is 1949790854251. The next prime is 1949790854327. The reversal of 1949790854322 is 2234580979491.

1949790854322 is a `hidden beast` number, since 1 + 9 + 497 + 9 + 0 + 85 + 43 + 22 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1949790854322.

It is not an unprimeable number, because it can be changed into a prime (1949790854327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5701122 + ... + 6033437.

It is an arithmetic number, because the mean of its divisors is an integer number (72079534800).

Almost surely, 2^{1949790854322} is an apocalyptic number.

1949790854322 is an abundant number, since it is smaller than the sum of its proper divisors (2663299372878).

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

1949790854322 is a wasteful number, since it uses less digits than its factorization.

1949790854322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11734768 (or 11734762 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 1949790854322 in words is "one trillion, nine hundred forty-nine billion, seven hundred ninety million, eight hundred fifty-four thousand, three hundred twenty-two".