2771046157 has 4 divisors (see below), whose sum is σ = 3022959456. Its totient is φ = 2519132860.

The previous prime is 2771046151. The next prime is 2771046169. The reversal of 2771046157 is 7516401772.

It is a happy number.

2771046157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2771046157 - 2¹¹ = 2771044109 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2771046151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125956633 + ... + 125956654.

It is an arithmetic number, because the mean of its divisors is an integer number (755739864).

Almost surely, 2^2771046157 is an apocalyptic number.

It is an amenable number.

2771046157 is a deficient number, since it is larger than the sum of its proper divisors (251913299).

2771046157 is a wasteful number, since it uses less digits than its factorization.

2771046157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251913298.

The product of its (nonzero) digits is 82320, while the sum is 40.

The square root of 2771046157 is about 52640.7271701294. The cubic root of 2771046157 is about 1404.5846565505.

The spelling of 2771046157 in words is "two billion, seven hundred seventy-one million, forty-six thousand, one hundred fifty-seven".