51504104214 has 24 divisors (see below), whose sum is σ = 111654672480. Its totient is φ = 17158427568.

The previous prime is 51504104209. The next prime is 51504104237. The reversal of 51504104214 is 41240140515.

51504104214 is a `hidden beast` number, since 51 + 504 + 104 + 2 + 1 + 4 = 666.

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, 767502 + ... + 831905.

It is an arithmetic number, because the mean of its divisors is an integer number (4652278020).

Almost surely, 2^51504104214 is an apocalyptic number.

51504104214 is an abundant number, since it is smaller than the sum of its proper divisors (60150568266).

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

51504104214 is a wasteful number, since it uses less digits than its factorization.

51504104214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601204 (or 1601201 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 51504104214 its reverse (41240140515), we get a palindrome (92744244729).

The spelling of 51504104214 in words is "fifty-one billion, five hundred four million, one hundred four thousand, two hundred fourteen".