51344036718386 has 8 divisors (see below), whose sum is σ = 77016153514860. Its totient is φ = 25671985546768.

The previous prime is 51344036718383. The next prime is 51344036718409. The reversal of 51344036718386 is 68381763044315.

It can be written as a sum of positive squares in 2 ways, for example, as 48364722525625 + 2979314192761 = 6954475^2 + 1726069^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (51344036718383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14401241 + ... + 17609196.

Almost surely, 2^{51344036718386} is an apocalyptic number.

51344036718386 is a deficient number, since it is larger than the sum of its proper divisors (25672116796474).

51344036718386 is a wasteful number, since it uses less digits than its factorization.

51344036718386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32812428.

The product of its (nonzero) digits is 34836480, while the sum is 59.

The spelling of 51344036718386 in words is "fifty-one trillion, three hundred forty-four billion, thirty-six million, seven hundred eighteen thousand, three hundred eighty-six".