2092778955 has 24 divisors (see below), whose sum is σ = 3629024880. Its totient is φ = 1115674560.

The previous prime is 2092778927. The next prime is 2092778981. The reversal of 2092778955 is 5598772902.

It is not a de Polignac number, because 2092778955 - 2⁷ = 2092778827 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 114381 + ... + 131409.

It is an arithmetic number, because the mean of its divisors is an integer number (151209370).

Almost surely, 2^2092778955 is an apocalyptic number.

2092778955 is a deficient number, since it is larger than the sum of its proper divisors (1536245925).

2092778955 is a wasteful number, since it uses less digits than its factorization.

2092778955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19771 (or 19768 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 54.

The square root of 2092778955 is about 45746.9010425843. The cubic root of 2092778955 is about 1279.1096825911.

The spelling of 2092778955 in words is "two billion, ninety-two million, seven hundred seventy-eight thousand, nine hundred fifty-five".