2126027720 has 32 divisors (see below), whose sum is σ = 4793428800. Its totient is φ = 848657088.

The previous prime is 2126027713. The next prime is 2126027723. The reversal of 2126027720 is 277206212.

It is not an unprimeable number, because it can be changed into a prime (2126027723) 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, 35090 + ... + 74049.

It is an arithmetic number, because the mean of its divisors is an integer number (149794650).

Almost surely, 2^2126027720 is an apocalyptic number.

2126027720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2126027720 is an abundant number, since it is smaller than the sum of its proper divisors (2667401080).

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

2126027720 is a wasteful number, since it uses less digits than its factorization.

2126027720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109637 (or 109633 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 2126027720 is about 46108.8681275088. The cubic root of 2126027720 is about 1285.8480213386.

The spelling of 2126027720 in words is "two billion, one hundred twenty-six million, twenty-seven thousand, seven hundred twenty".