2126358320 has 40 divisors (see below), whose sum is σ = 4952547600. Its totient is φ = 849035520.

The previous prime is 2126358281. The next prime is 2126358331. The reversal of 2126358320 is 238536212.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22406 + ... + 68954.

It is an arithmetic number, because the mean of its divisors is an integer number (123813690).

Almost surely, 2^2126358320 is an apocalyptic number.

2126358320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2126358320 is an abundant number, since it is smaller than the sum of its proper divisors (2826189280).

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

2126358320 is a wasteful number, since it uses less digits than its factorization.

2126358320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47133 (or 47127 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 2126358320 is about 46112.4529818139. The cubic root of 2126358320 is about 1285.9146682155.

The spelling of 2126358320 in words is "two billion, one hundred twenty-six million, three hundred fifty-eight thousand, three hundred twenty".