74143728628999 has 2 divisors, whose sum is σ = 74143728629000. Its totient is φ = 74143728628998.

The previous prime is 74143728628969. The next prime is 74143728629023. The reversal of 74143728628999 is 99982682734147.

It is a strong prime.

It is an emirp because it is prime and its reverse (99982682734147) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74143728628999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74143728628969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37071864314499 + 37071864314500.

It is an arithmetic number, because the mean of its divisors is an integer number (37071864314500).

Almost surely, 2^{74143728628999} is an apocalyptic number.

74143728628999 is a deficient number, since it is larger than the sum of its proper divisors (1).

74143728628999 is an equidigital number, since it uses as much as digits as its factorization.

74143728628999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2633637888, while the sum is 79.

The spelling of 74143728628999 in words is "seventy-four trillion, one hundred forty-three billion, seven hundred twenty-eight million, six hundred twenty-eight thousand, nine hundred ninety-nine".