2778705420600 has 96 divisors (see below), whose sum is σ = 8614578654000. Its totient is φ = 740937200640.

The previous prime is 2778705420577. The next prime is 2778705420643. The reversal of 2778705420600 is 60245078772.

It is a self number, because there is not a number n which added to its sum of digits gives 2778705420600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9021946 + ... + 9324854.

Almost surely, 2^{2778705420600} is an apocalyptic number.

2778705420600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2778705420600 is an abundant number, since it is smaller than the sum of its proper divisors (5835873233400).

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

2778705420600 is a wasteful number, since it uses less digits than its factorization.

2778705420600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318217 (or 318208 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 48.

The spelling of 2778705420600 in words is "two trillion, seven hundred seventy-eight billion, seven hundred five million, four hundred twenty thousand, six hundred".