2777793225 has 12 divisors (see below), whose sum is σ = 4592618256. Its totient is φ = 1481489680.

The previous prime is 2777793211. The next prime is 2777793253. The reversal of 2777793225 is 5223977772.

It is not a de Polignac number, because 2777793225 - 2⁴ = 2777793209 is a prime.

It is a super-2 number, since 2×2777793225² = 15432270401711801250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18518547 + ... + 18518696.

It is an arithmetic number, because the mean of its divisors is an integer number (382718188).

Almost surely, 2^2777793225 is an apocalyptic number.

2777793225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2777793225 is a deficient number, since it is larger than the sum of its proper divisors (1814825031).

2777793225 is a wasteful number, since it uses less digits than its factorization.

2777793225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37037256 (or 37037251 counting only the distinct ones).

The product of its digits is 2593080, while the sum is 51.

The square root of 2777793225 is about 52704.7742144865. The cubic root of 2777793225 is about 1405.7237145698.

The spelling of 2777793225 in words is "two billion, seven hundred seventy-seven million, seven hundred ninety-three thousand, two hundred twenty-five".