2156982024 has 16 divisors (see below), whose sum is σ = 5392455120. Its totient is φ = 718994000.

The previous prime is 2156981993. The next prime is 2156982031. The reversal of 2156982024 is 4202896512.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44937102 + ... + 44937149.

It is an arithmetic number, because the mean of its divisors is an integer number (337028445).

Almost surely, 2^2156982024 is an apocalyptic number.

2156982024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2156982024 is an abundant number, since it is smaller than the sum of its proper divisors (3235473096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2156982024 is a wasteful number, since it uses less digits than its factorization.

2156982024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89874260 (or 89874256 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 2156982024 is about 46443.3205531215. The cubic root of 2156982024 is about 1292.0584933915.

The spelling of 2156982024 in words is "two billion, one hundred fifty-six million, nine hundred eighty-two thousand, twenty-four".