51322364354 has 4 divisors (see below), whose sum is σ = 76983546534. Its totient is φ = 25661182176.

The previous prime is 51322364347. The next prime is 51322364383. The reversal of 51322364354 is 45346322315.

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., 46956723025 + 4365641329 = 216695^2 + 66073^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12830591087 + ... + 12830591090.

Almost surely, 2^51322364354 is an apocalyptic number.

51322364354 is a deficient number, since it is larger than the sum of its proper divisors (25661182180).

51322364354 is a wasteful number, since it uses less digits than its factorization.

51322364354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25661182179.

The product of its digits is 259200, while the sum is 38.

Adding to 51322364354 its reverse (45346322315), we get a palindrome (96668686669).

The spelling of 51322364354 in words is "fifty-one billion, three hundred twenty-two million, three hundred sixty-four thousand, three hundred fifty-four".