2072158819 has 8 divisors (see below), whose sum is σ = 2123447760. Its totient is φ = 2020905600.

The previous prime is 2072158817. The next prime is 2072158843. The reversal of 2072158819 is 9188512702.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2072158819 - 2¹ = 2072158817 is a prime.

It is a super-2 number, since 2×2072158819² = 8587684342318949522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2072158811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137959 + ... + 152239.

It is an arithmetic number, because the mean of its divisors is an integer number (265430970).

Almost surely, 2^2072158819 is an apocalyptic number.

2072158819 is a deficient number, since it is larger than the sum of its proper divisors (51288941).

2072158819 is a wasteful number, since it uses less digits than its factorization.

2072158819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17861.

The product of its (nonzero) digits is 80640, while the sum is 43.

The square root of 2072158819 is about 45520.9712000963. The cubic root of 2072158819 is about 1274.8947895243.

The spelling of 2072158819 in words is "two billion, seventy-two million, one hundred fifty-eight thousand, eight hundred nineteen".