2162156446 has 8 divisors (see below), whose sum is σ = 3384244944. Its totient is φ = 1034074800.

The previous prime is 2162156431. The next prime is 2162156453. The reversal of 2162156446 is 6446512612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23501655 + ... + 23501746.

It is an arithmetic number, because the mean of its divisors is an integer number (423030618).

Almost surely, 2^2162156446 is an apocalyptic number.

2162156446 is a deficient number, since it is larger than the sum of its proper divisors (1222088498).

2162156446 is a wasteful number, since it uses less digits than its factorization.

2162156446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47003426.

The product of its digits is 69120, while the sum is 37.

The square root of 2162156446 is about 46498.9940321293. The cubic root of 2162156446 is about 1293.0908489112.

The spelling of 2162156446 in words is "two billion, one hundred sixty-two million, one hundred fifty-six thousand, four hundred forty-six".