2158164962 has 8 divisors (see below), whose sum is σ = 3267502416. Its totient is φ = 1068997492.

The previous prime is 2158164961. The next prime is 2158165001. The reversal of 2158164962 is 2694618512.

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

It is a super-2 number, since 2×2158164962² = 9315352006408922888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2158164961) 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, 5042228 + ... + 5042655.

It is an arithmetic number, because the mean of its divisors is an integer number (408437802).

Almost surely, 2^2158164962 is an apocalyptic number.

2158164962 is a deficient number, since it is larger than the sum of its proper divisors (1109337454).

2158164962 is a wasteful number, since it uses less digits than its factorization.

2158164962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10084992.

The product of its digits is 207360, while the sum is 44.

The square root of 2158164962 is about 46456.0540941652. The cubic root of 2158164962 is about 1292.2946483139.

The spelling of 2158164962 in words is "two billion, one hundred fifty-eight million, one hundred sixty-four thousand, nine hundred sixty-two".