2126724450 has 24 divisors (see below), whose sum is σ = 5274277008. Its totient is φ = 567126480.

The previous prime is 2126724433. The next prime is 2126724451. The reversal of 2126724450 is 544276212.

It is not an unprimeable number, because it can be changed into a prime (2126724451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7088932 + ... + 7089231.

It is an arithmetic number, because the mean of its divisors is an integer number (219761542).

Almost surely, 2^2126724450 is an apocalyptic number.

2126724450 is an abundant number, since it is smaller than the sum of its proper divisors (3147552558).

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

2126724450 is a wasteful number, since it uses less digits than its factorization.

2126724450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14178178 (or 14178173 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 2126724450 is about 46116.4227797430. The cubic root of 2126724450 is about 1285.9884696555.

The spelling of 2126724450 in words is "two billion, one hundred twenty-six million, seven hundred twenty-four thousand, four hundred fifty".