74687603555141 has 2 divisors, whose sum is σ = 74687603555142. Its totient is φ = 74687603555140.

The previous prime is 74687603555137. The next prime is 74687603555143. The reversal of 74687603555141 is 14155530678647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37798026960100 + 36889576595041 = 6148010^2 + 6073679^2 .

It is a cyclic number.

It is not a de Polignac number, because 74687603555141 - 2² = 74687603555137 is a prime.

Together with 74687603555143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74687603555143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37343801777570 + 37343801777571.

It is an arithmetic number, because the mean of its divisors is an integer number (37343801777571).

Almost surely, 2^{74687603555141} is an apocalyptic number.

It is an amenable number.

74687603555141 is a deficient number, since it is larger than the sum of its proper divisors (1).

74687603555141 is an equidigital number, since it uses as much as digits as its factorization.

74687603555141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672000, while the sum is 62.

The spelling of 74687603555141 in words is "seventy-four trillion, six hundred eighty-seven billion, six hundred three million, five hundred fifty-five thousand, one hundred forty-one".