3551274673 has 2 divisors, whose sum is σ = 3551274674. Its totient is φ = 3551274672.

The previous prime is 3551274577. The next prime is 3551274697. The reversal of 3551274673 is 3764721553.

3551274673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3505468849 + 45805824 = 59207^2 + 6768^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3551274673 is a prime.

It is a super-2 number, since 2×3551274673² = 25223103606182513858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3551274473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1775637336 + 1775637337.

It is an arithmetic number, because the mean of its divisors is an integer number (1775637337).

Almost surely, 2^3551274673 is an apocalyptic number.

It is an amenable number.

3551274673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3551274673 is an equidigital number, since it uses as much as digits as its factorization.

3551274673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 529200, while the sum is 43.

The square root of 3551274673 is about 59592.5722972251. The cubic root of 3551274673 is about 1525.6728623335.

The spelling of 3551274673 in words is "three billion, five hundred fifty-one million, two hundred seventy-four thousand, six hundred seventy-three".