51345004546423 has 16 divisors (see below), whose sum is σ = 60269263959040. Its totient is φ = 42818190588576.

The previous prime is 51345004546361. The next prime is 51345004546453. The reversal of 51345004546423 is 32464540054315.

It is a cyclic number.

It is not a de Polignac number, because 51345004546423 - 2²¹ = 51345002449271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51345004546453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 719613 + ... + 10159126.

It is an arithmetic number, because the mean of its divisors is an integer number (3766828997440).

Almost surely, 2^{51345004546423} is an apocalyptic number.

51345004546423 is a deficient number, since it is larger than the sum of its proper divisors (8924259412617).

51345004546423 is a wasteful number, since it uses less digits than its factorization.

51345004546423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10897006.

The product of its (nonzero) digits is 3456000, while the sum is 46.

The spelling of 51345004546423 in words is "fifty-one trillion, three hundred forty-five billion, four million, five hundred forty-six thousand, four hundred twenty-three".