51435304214 has 24 divisors (see below), whose sum is σ = 91442750688. Its totient is φ = 21627780720.

The previous prime is 51435304189. The next prime is 51435304223. The reversal of 51435304214 is 41240353415.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4946222 + ... + 4956609.

It is an arithmetic number, because the mean of its divisors is an integer number (3810114612).

Almost surely, 2^51435304214 is an apocalyptic number.

51435304214 is a deficient number, since it is larger than the sum of its proper divisors (40007446474).

51435304214 is a wasteful number, since it uses less digits than its factorization.

51435304214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9902900 (or 9902893 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 51435304214 its reverse (41240353415), we get a palindrome (92675657629).

The spelling of 51435304214 in words is "fifty-one billion, four hundred thirty-five million, three hundred four thousand, two hundred fourteen".