2794399297536 has 832 divisors, whose sum is σ = 9831590461440. Its totient is φ = 684360990720.

The previous prime is 2794399297511. The next prime is 2794399297537. The reversal of 2794399297536 is 6357929934972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2794399297537) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 1588628625 + ... + 1588630383.

Almost surely, 2^{2794399297536} 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 2794399297536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4915795230720).

2794399297536 is an abundant number, since it is smaller than the sum of its proper divisors (7037191163904).

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

2794399297536 is a wasteful number, since it uses less digits than its factorization.

2794399297536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900 (or 1878 counting only the distinct ones).

The product of its digits is 1388832480, while the sum is 75.

The spelling of 2794399297536 in words is "two trillion, seven hundred ninety-four billion, three hundred ninety-nine million, two hundred ninety-seven thousand, five hundred thirty-six".