73892756137 has 2 divisors, whose sum is σ = 73892756138. Its totient is φ = 73892756136.

The previous prime is 73892756057. The next prime is 73892756141. The reversal of 73892756137 is 73165729837.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55845251856 + 18047504281 = 236316^2 + 134341^2 .

It is a cyclic number.

It is not a de Polignac number, because 73892756137 - 2⁷ = 73892756009 is a prime.

It is not a weakly prime, because it can be changed into another prime (73892756177) 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, 36946378068 + 36946378069.

It is an arithmetic number, because the mean of its divisors is an integer number (36946378069).

Almost surely, 2^73892756137 is an apocalyptic number.

It is an amenable number.

73892756137 is a deficient number, since it is larger than the sum of its proper divisors (1).

73892756137 is an equidigital number, since it uses as much as digits as its factorization.

73892756137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13335840, while the sum is 58.

The spelling of 73892756137 in words is "seventy-three billion, eight hundred ninety-two million, seven hundred fifty-six thousand, one hundred thirty-seven".