74868604747 has 2 divisors, whose sum is σ = 74868604748. Its totient is φ = 74868604746.

The previous prime is 74868604729. The next prime is 74868604757. The reversal of 74868604747 is 74740686847.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74868604747 - 2²³ = 74860216139 is a prime.

It is not a weakly prime, because it can be changed into another prime (74868604717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37434302373 + 37434302374.

It is an arithmetic number, because the mean of its divisors is an integer number (37434302374).

Almost surely, 2^74868604747 is an apocalyptic number.

74868604747 is a deficient number, since it is larger than the sum of its proper divisors (1).

74868604747 is an equidigital number, since it uses as much as digits as its factorization.

74868604747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50577408, while the sum is 61.

The spelling of 74868604747 in words is "seventy-four billion, eight hundred sixty-eight million, six hundred four thousand, seven hundred forty-seven".