2783078394000 has 80 divisors (see below), whose sum is σ = 8972644761600. Its totient is φ = 742154236800.

The previous prime is 2783078393993. The next prime is 2783078394067. The reversal of 2783078394000 is 4938703872.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 231917200 + ... + 231929199.

It is an arithmetic number, because the mean of its divisors is an integer number (112158059520).

Almost surely, 2^{2783078394000} is an apocalyptic number.

2783078394000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2783078394000 is an abundant number, since it is smaller than the sum of its proper divisors (6189566367600).

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

2783078394000 is a wasteful number, since it uses less digits than its factorization.

2783078394000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463846425 (or 463846409 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 51.

The spelling of 2783078394000 in words is "two trillion, seven hundred eighty-three billion, seventy-eight million, three hundred ninety-four thousand".