2135222776 has 16 divisors (see below), whose sum is σ = 4008249000. Its totient is φ = 1066356384.

The previous prime is 2135222741. The next prime is 2135222777. The reversal of 2135222776 is 6772225312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135222777) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 149626 + ... + 163273.

Almost surely, 2^2135222776 is an apocalyptic number.

It is an amenable number.

2135222776 is a deficient number, since it is larger than the sum of its proper divisors (1873026224).

2135222776 is a wasteful number, since it uses less digits than its factorization.

2135222776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313758 (or 313754 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 2135222776 is about 46208.4708251636. The cubic root of 2135222776 is about 1287.6991166703.

The spelling of 2135222776 in words is "two billion, one hundred thirty-five million, two hundred twenty-two thousand, seven hundred seventy-six".