51346827748783 has 64 divisors (see below), whose sum is σ = 62981761167360. Its totient is φ = 40886126880768.

The previous prime is 51346827748679. The next prime is 51346827748903. The reversal of 51346827748783 is 38784772864315.

It is a cyclic number.

It is not a de Polignac number, because 51346827748783 - 2²¹ = 51346825651631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51346827748483) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 943796260 + ... + 943850662.

It is an arithmetic number, because the mean of its divisors is an integer number (984090018240).

Almost surely, 2^{51346827748783} is an apocalyptic number.

51346827748783 is a deficient number, since it is larger than the sum of its proper divisors (11634933418577).

51346827748783 is a wasteful number, since it uses less digits than its factorization.

51346827748783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55148.

The product of its digits is 1517322240, while the sum is 73.

The spelling of 51346827748783 in words is "fifty-one trillion, three hundred forty-six billion, eight hundred twenty-seven million, seven hundred forty-eight thousand, seven hundred eighty-three".