2771625045 has 32 divisors (see below), whose sum is σ = 5205097728. Its totient is φ = 1232782848.

The previous prime is 2771625041. The next prime is 2771625047. The reversal of 2771625045 is 5405261772.

It is not a de Polignac number, because 2771625045 - 2² = 2771625041 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2771624994 and 2771625012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2771625041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 352824 + ... + 360593.

It is an arithmetic number, because the mean of its divisors is an integer number (162659304).

Almost surely, 2^2771625045 is an apocalyptic number.

It is an amenable number.

2771625045 is a deficient number, since it is larger than the sum of its proper divisors (2433472683).

2771625045 is a wasteful number, since it uses less digits than its factorization.

2771625045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713469.

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 2771625045 is about 52646.2253632680. The cubic root of 2771625045 is about 1404.6824584326.

The spelling of 2771625045 in words is "two billion, seven hundred seventy-one million, six hundred twenty-five thousand, forty-five".