51433450214 has 4 divisors (see below), whose sum is σ = 77150175324. Its totient is φ = 25716725106.

The previous prime is 51433450171. The next prime is 51433450223. The reversal of 51433450214 is 41205433415.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12858362552 + ... + 12858362555.

It is an arithmetic number, because the mean of its divisors is an integer number (19287543831).

Almost surely, 2^51433450214 is an apocalyptic number.

51433450214 is a deficient number, since it is larger than the sum of its proper divisors (25716725110).

51433450214 is a wasteful number, since it uses less digits than its factorization.

51433450214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25716725109.

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

Adding to 51433450214 its reverse (41205433415), we get a palindrome (92638883629).

The spelling of 51433450214 in words is "fifty-one billion, four hundred thirty-three million, four hundred fifty thousand, two hundred fourteen".