2126356600 has 96 divisors (see below), whose sum is σ = 5259373200. Its totient is φ = 796723200.

The previous prime is 2126356571. The next prime is 2126356627. The reversal of 2126356600 is 66536212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 777235 + ... + 779965.

Almost surely, 2^2126356600 is an apocalyptic number.

2126356600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126356600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2629686600).

2126356600 is an abundant number, since it is smaller than the sum of its proper divisors (3133016600).

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

2126356600 is a wasteful number, since it uses less digits than its factorization.

2126356600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2993 (or 2984 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2126356600 is about 46112.4343317505. The cubic root of 2126356600 is about 1285.9143214923.

The spelling of 2126356600 in words is "two billion, one hundred twenty-six million, three hundred fifty-six thousand, six hundred".