74446361501 has 2 divisors, whose sum is σ = 74446361502. Its totient is φ = 74446361500.

The previous prime is 74446361489. The next prime is 74446361503. The reversal of 74446361501 is 10516364447.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61580904025 + 12865457476 = 248155^2 + 113426^2 .

It is a cyclic number.

It is not a de Polignac number, because 74446361501 - 2¹⁰ = 74446360477 is a prime.

It is a Sophie Germain prime.

Together with 74446361503, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74446361503) 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, 37223180750 + 37223180751.

It is an arithmetic number, because the mean of its divisors is an integer number (37223180751).

Almost surely, 2^74446361501 is an apocalyptic number.

It is an amenable number.

74446361501 is a deficient number, since it is larger than the sum of its proper divisors (1).

74446361501 is an equidigital number, since it uses as much as digits as its factorization.

74446361501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 74446361501 in words is "seventy-four billion, four hundred forty-six million, three hundred sixty-one thousand, five hundred one".