51403420430314 has 4 divisors (see below), whose sum is σ = 77105130645474. Its totient is φ = 25701710215156.

The previous prime is 51403420430309. The next prime is 51403420430353. The reversal of 51403420430314 is 41303402430415.

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

It can be written as a sum of positive squares in only one way, i.e., 42423011757025 + 8980408673289 = 6513295^2 + 2996733^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51403420430314.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12850855107577 + ... + 12850855107580.

Almost surely, 2^{51403420430314} is an apocalyptic number.

51403420430314 is a deficient number, since it is larger than the sum of its proper divisors (25701710215160).

51403420430314 is a wasteful number, since it uses less digits than its factorization.

51403420430314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25701710215159.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 51403420430314 its reverse (41303402430415), we get a palindrome (92706822860729).

The spelling of 51403420430314 in words is "fifty-one trillion, four hundred three billion, four hundred twenty million, four hundred thirty thousand, three hundred fourteen".