2051423334 has 20 divisors (see below), whose sum is σ = 4596708204. Its totient is φ = 683807724.

The previous prime is 2051423329. The next prime is 2051423393. The reversal of 2051423334 is 4333241502.

2051423334 is a `hidden beast` number, since 205 + 1 + 423 + 3 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2051423298 and 2051423307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6331392 + ... + 6331715.

Almost surely, 2^2051423334 is an apocalyptic number.

2051423334 is an abundant number, since it is smaller than the sum of its proper divisors (2545284870).

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

2051423334 is a wasteful number, since it uses less digits than its factorization.

2051423334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12663121 (or 12663112 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 2051423334 is about 45292.6410579026. The cubic root of 2051423334 is about 1270.6280263342.

Adding to 2051423334 its reverse (4333241502), we get a palindrome (6384664836).

The spelling of 2051423334 in words is "two billion, fifty-one million, four hundred twenty-three thousand, three hundred thirty-four".