73847755428131 has 2 divisors, whose sum is σ = 73847755428132. Its totient is φ = 73847755428130.

The previous prime is 73847755428121. The next prime is 73847755428169. The reversal of 73847755428131 is 13182455774837.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73847755428131 - 2¹⁰ = 73847755427107 is a prime.

It is a super-2 number, since 2×73847755428131² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73847755428121) 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, 36923877714065 + 36923877714066.

It is an arithmetic number, because the mean of its divisors is an integer number (36923877714066).

Almost surely, 2^{73847755428131} is an apocalyptic number.

73847755428131 is a deficient number, since it is larger than the sum of its proper divisors (1).

73847755428131 is an equidigital number, since it uses as much as digits as its factorization.

73847755428131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158054400, while the sum is 65.

The spelling of 73847755428131 in words is "seventy-three trillion, eight hundred forty-seven billion, seven hundred fifty-five million, four hundred twenty-eight thousand, one hundred thirty-one".