51340352350761 has 12 divisors (see below), whose sum is σ = 75265126830192. Its totient is φ = 33716052289656.

The previous prime is 51340352350759. The next prime is 51340352350801. The reversal of 51340352350761 is 16705325304315.

51340352350761 is a `hidden beast` number, since 5 + 1 + 3 + 4 + 0 + 3 + 523 + 50 + 76 + 1 = 666.

It is not a de Polignac number, because 51340352350761 - 2¹ = 51340352350759 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51340352354761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42570772491 + ... + 42570773696.

It is an arithmetic number, because the mean of its divisors is an integer number (6272093902516).

Almost surely, 2^{51340352350761} is an apocalyptic number.

It is an amenable number.

51340352350761 is a deficient number, since it is larger than the sum of its proper divisors (23924774479431).

51340352350761 is a wasteful number, since it uses less digits than its factorization.

51340352350761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85141546260 (or 85141546257 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 45.

The spelling of 51340352350761 in words is "fifty-one trillion, three hundred forty billion, three hundred fifty-two million, three hundred fifty thousand, seven hundred sixty-one".