51340236663303 has 40 divisors (see below), whose sum is σ = 87667681564320. Its totient is φ = 29331241283520.

The previous prime is 51340236663283. The next prime is 51340236663323. The reversal of 51340236663303 is 30336663204315.

It is an interprime number because it is at equal distance from previous prime (51340236663283) and next prime (51340236663323).

It is not a de Polignac number, because 51340236663303 - 2⁸ = 51340236663047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51340236663323) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6557448 + ... + 12069821.

It is an arithmetic number, because the mean of its divisors is an integer number (2191692039108).

Almost surely, 2^{51340236663303} is an apocalyptic number.

51340236663303 is a deficient number, since it is larger than the sum of its proper divisors (36327444901017).

51340236663303 is a wasteful number, since it uses less digits than its factorization.

51340236663303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18632149 (or 18632140 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 45.

Adding to 51340236663303 its reverse (30336663204315), we get a palindrome (81676899867618).

The spelling of 51340236663303 in words is "fifty-one trillion, three hundred forty billion, two hundred thirty-six million, six hundred sixty-three thousand, three hundred three".