37742424773 has 2 divisors, whose sum is σ = 37742424774. Its totient is φ = 37742424772.

The previous prime is 37742424749. The next prime is 37742424781.

37742424773 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28418204929 + 9324219844 = 168577^2 + 96562^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 37742424773 - 2¹⁸ = 37742162629 is a prime.

It is a super-3 number, since 3×37742424773³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37742424743) 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, 18871212386 + 18871212387.

It is an arithmetic number, because the mean of its divisors is an integer number (18871212387).

Almost surely, 2^37742424773 is an apocalyptic number.

It is an amenable number.

37742424773 is a deficient number, since it is larger than the sum of its proper divisors (1).

37742424773 is an equidigital number, since it uses as much as digits as its factorization.

37742424773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5531904, while the sum is 50.

The spelling of 37742424773 in words is "thirty-seven billion, seven hundred forty-two million, four hundred twenty-four thousand, seven hundred seventy-three".