74673346061 has 2 divisors, whose sum is σ = 74673346062. Its totient is φ = 74673346060.

The previous prime is 74673346031. The next prime is 74673346067. The reversal of 74673346061 is 16064337647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47919836836 + 26753509225 = 218906^2 + 163565^2 .

It is an emirp because it is prime and its reverse (16064337647) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74673346061 - 2¹⁰ = 74673345037 is a prime.

It is a super-2 number, since 2×74673346061² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74673345997 and 74673346015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74673346067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37336673030 + 37336673031.

It is an arithmetic number, because the mean of its divisors is an integer number (37336673031).

Almost surely, 2^74673346061 is an apocalyptic number.

It is an amenable number.

74673346061 is a deficient number, since it is larger than the sum of its proper divisors (1).

74673346061 is an equidigital number, since it uses as much as digits as its factorization.

74673346061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 47.

The spelling of 74673346061 in words is "seventy-four billion, six hundred seventy-three million, three hundred forty-six thousand, sixty-one".