2136426400 has 36 divisors (see below), whose sum is σ = 5215552902. Its totient is φ = 854570240.

The previous prime is 2136426379. The next prime is 2136426427. The reversal of 2136426400 is 46246312.

It can be written as a sum of positive squares in 3 ways, for example, as 2068066576 + 68359824 = 45476^2 + 8268^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1334467 + ... + 1336066.

Almost surely, 2^2136426400 is an apocalyptic number.

2136426400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2136426400 is an abundant number, since it is smaller than the sum of its proper divisors (3079126502).

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

2136426400 is a wasteful number, since it uses less digits than its factorization.

2136426400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670553 (or 2670540 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2136426400 is about 46221.4928361255. The cubic root of 2136426400 is about 1287.9410296677.

The spelling of 2136426400 in words is "two billion, one hundred thirty-six million, four hundred twenty-six thousand, four hundred".