74937627361 has 2 divisors, whose sum is σ = 74937627362. Its totient is φ = 74937627360.

The previous prime is 74937627329. The next prime is 74937627419. The reversal of 74937627361 is 16372673947.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40897377361 + 34040250000 = 202231^2 + 184500^2 .

It is a cyclic number.

It is not a de Polignac number, because 74937627361 - 2⁵ = 74937627329 is a prime.

It is a super-4 number, since 4×74937627361⁴ (a number of 45 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (74937627301) 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, 37468813680 + 37468813681.

It is an arithmetic number, because the mean of its divisors is an integer number (37468813681).

Almost surely, 2^74937627361 is an apocalyptic number.

It is an amenable number.

74937627361 is a deficient number, since it is larger than the sum of its proper divisors (1).

74937627361 is an equidigital number, since it uses as much as digits as its factorization.

74937627361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8001504, while the sum is 55.

The spelling of 74937627361 in words is "seventy-four billion, nine hundred thirty-seven million, six hundred twenty-seven thousand, three hundred sixty-one".