4156289122 has 32 divisors (see below), whose sum is σ = 6407258112. Its totient is φ = 2021486544.

The previous prime is 4156289119. The next prime is 4156289147. The reversal of 4156289122 is 2219826514.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4815663 + ... + 4816525.

It is an arithmetic number, because the mean of its divisors is an integer number (200226816).

Almost surely, 2^4156289122 is an apocalyptic number.

4156289122 is a deficient number, since it is larger than the sum of its proper divisors (2250968990).

4156289122 is a wasteful number, since it uses less digits than its factorization.

4156289122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342.

The product of its digits is 69120, while the sum is 40.

The square root of 4156289122 is about 64469.2882076419. The cubic root of 4156289122 is about 1607.8119424904.

The spelling of 4156289122 in words is "four billion, one hundred fifty-six million, two hundred eighty-nine thousand, one hundred twenty-two".