37728184139 has 2 divisors, whose sum is σ = 37728184140. Its totient is φ = 37728184138.

The previous prime is 37728184103. The next prime is 37728184147. The reversal of 37728184139 is 93148182773.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37728184139 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (37728184939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18864092069 + 18864092070.

It is an arithmetic number, because the mean of its divisors is an integer number (18864092070).

Almost surely, 2^37728184139 is an apocalyptic number.

37728184139 is a deficient number, since it is larger than the sum of its proper divisors (1).

37728184139 is an equidigital number, since it uses as much as digits as its factorization.

37728184139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 53.

The spelling of 37728184139 in words is "thirty-seven billion, seven hundred twenty-eight million, one hundred eighty-four thousand, one hundred thirty-nine".