51343303544 has 16 divisors (see below), whose sum is σ = 103673978520. Its totient is φ = 23696909280.

The previous prime is 51343303519. The next prime is 51343303553. The reversal of 51343303544 is 44530334315.

It is a super-2 number, since 2×51343303544² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246842702 + ... + 246842909.

Almost surely, 2^51343303544 is an apocalyptic number.

It is an amenable number.

51343303544 is an abundant number, since it is smaller than the sum of its proper divisors (52330674976).

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

51343303544 is a wasteful number, since it uses less digits than its factorization.

51343303544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493685630 (or 493685626 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 51343303544 its reverse (44530334315), we get a palindrome (95873637859).

The spelling of 51343303544 in words is "fifty-one billion, three hundred forty-three million, three hundred three thousand, five hundred forty-four".