2149803286944 has 48 divisors (see below), whose sum is σ = 5888591618112. Its totient is φ = 685444525568.

The previous prime is 2149803286933. The next prime is 2149803286979. The reversal of 2149803286944 is 4496823089412.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 486819189 + ... + 486823604.

It is an arithmetic number, because the mean of its divisors is an integer number (122678992044).

Almost surely, 2^{2149803286944} is an apocalyptic number.

2149803286944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2149803286944 is an abundant number, since it is smaller than the sum of its proper divisors (3738788331168).

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

2149803286944 is a wasteful number, since it uses less digits than its factorization.

2149803286944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973642829 (or 973642821 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 60.

The spelling of 2149803286944 in words is "two trillion, one hundred forty-nine billion, eight hundred three million, two hundred eighty-six thousand, nine hundred forty-four".