74640677383 has 2 divisors, whose sum is σ = 74640677384. Its totient is φ = 74640677382.

The previous prime is 74640677329. The next prime is 74640677453. The reversal of 74640677383 is 38377604647.

It is a weak prime.

It is an emirp because it is prime and its reverse (38377604647) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74640677383 - 2¹⁷ = 74640546311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74640677303) 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, 37320338691 + 37320338692.

It is an arithmetic number, because the mean of its divisors is an integer number (37320338692).

Almost surely, 2^74640677383 is an apocalyptic number.

74640677383 is a deficient number, since it is larger than the sum of its proper divisors (1).

74640677383 is an equidigital number, since it uses as much as digits as its factorization.

74640677383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14224896, while the sum is 55.

The spelling of 74640677383 in words is "seventy-four billion, six hundred forty million, six hundred seventy-seven thousand, three hundred eighty-three".