2103778796 has 48 divisors (see below), whose sum is σ = 4274726400. Its totient is φ = 887323008.

The previous prime is 2103778771. The next prime is 2103778799. The reversal of 2103778796 is 6978773012.

It is not an unprimeable number, because it can be changed into a prime (2103778799) by changing a digit.

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, 563825 + ... + 567543.

It is an arithmetic number, because the mean of its divisors is an integer number (89056800).

Almost surely, 2^2103778796 is an apocalyptic number.

It is an amenable number.

2103778796 is an abundant number, since it is smaller than the sum of its proper divisors (2170947604).

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

2103778796 is a wasteful number, since it uses less digits than its factorization.

2103778796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4046 (or 4044 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 50.

The square root of 2103778796 is about 45866.9684631544. The cubic root of 2103778796 is about 1281.3468074987.

The spelling of 2103778796 in words is "two billion, one hundred three million, seven hundred seventy-eight thousand, seven hundred ninety-six".