37428616725439 has 2 divisors, whose sum is σ = 37428616725440. Its totient is φ = 37428616725438.

The previous prime is 37428616725341. The next prime is 37428616725559. The reversal of 37428616725439 is 93452761682473.

37428616725439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 37428616725439 - 2²¹ = 37428614628287 is a prime.

It is a super-2 number, since 2×37428616725439² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37428616725239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18714308362719 + 18714308362720.

It is an arithmetic number, because the mean of its divisors is an integer number (18714308362720).

Almost surely, 2^{37428616725439} is an apocalyptic number.

37428616725439 is a deficient number, since it is larger than the sum of its proper divisors (1).

37428616725439 is an equidigital number, since it uses as much as digits as its factorization.

37428616725439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 365783040, while the sum is 67.

The spelling of 37428616725439 in words is "thirty-seven trillion, four hundred twenty-eight billion, six hundred sixteen million, seven hundred twenty-five thousand, four hundred thirty-nine".