2126645424 has 30 divisors (see below), whose sum is σ = 5951653916. Its totient is φ = 708881760.

The previous prime is 2126645407. The next prime is 2126645449. The reversal of 2126645424 is 4245466212.

2126645424 is a `hidden beast` number, since 2 + 1 + 2 + 6 + 645 + 4 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7384042 + ... + 7384329.

Almost surely, 2^2126645424 is an apocalyptic number.

2126645424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2126645424 is an abundant number, since it is smaller than the sum of its proper divisors (3825008492).

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

2126645424 is a wasteful number, since it uses less digits than its factorization.

2126645424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14768385 (or 14768376 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 2126645424 is about 46115.5659620480. The cubic root of 2126645424 is about 1285.9725409686.

The spelling of 2126645424 in words is "two billion, one hundred twenty-six million, six hundred forty-five thousand, four hundred twenty-four".