54351473722387 has 2 divisors, whose sum is σ = 54351473722388. Its totient is φ = 54351473722386.

The previous prime is 54351473722339. The next prime is 54351473722417. The reversal of 54351473722387 is 78322737415345.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54351473722387 is a prime.

It is not a weakly prime, because it can be changed into another prime (54351473725387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27175736861193 + 27175736861194.

It is an arithmetic number, because the mean of its divisors is an integer number (27175736861194).

Almost surely, 2^{54351473722387} is an apocalyptic number.

54351473722387 is a deficient number, since it is larger than the sum of its proper divisors (1).

54351473722387 is an equidigital number, since it uses as much as digits as its factorization.

54351473722387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 118540800, while the sum is 61.

The spelling of 54351473722387 in words is "fifty-four trillion, three hundred fifty-one billion, four hundred seventy-three million, seven hundred twenty-two thousand, three hundred eighty-seven".