2080952778 has 16 divisors (see below), whose sum is σ = 4162455936. Its totient is φ = 693559200.

The previous prime is 2080952773. The next prime is 2080952801. The reversal of 2080952778 is 8772590802.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2080952771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39150 + ... + 75462.

It is an arithmetic number, because the mean of its divisors is an integer number (260153496).

Almost surely, 2^2080952778 is an apocalyptic number.

2080952778 is an abundant number, since it is smaller than the sum of its proper divisors (2081503158).

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

2080952778 is a wasteful number, since it uses less digits than its factorization.

2080952778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45869.

The product of its (nonzero) digits is 564480, while the sum is 48.

The square root of 2080952778 is about 45617.4613278731. The cubic root of 2080952778 is about 1276.6957373810.

The spelling of 2080952778 in words is "two billion, eighty million, nine hundred fifty-two thousand, seven hundred seventy-eight".