3551451374167 has 2 divisors, whose sum is σ = 3551451374168. Its totient is φ = 3551451374166.

The previous prime is 3551451374077. The next prime is 3551451374203. The reversal of 3551451374167 is 7614731541553.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3551451374167 is a prime.

It is a super-2 number, since 2×3551451374167² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3551451344167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1775725687083 + 1775725687084.

It is an arithmetic number, because the mean of its divisors is an integer number (1775725687084).

Almost surely, 2^{3551451374167} is an apocalyptic number.

3551451374167 is a deficient number, since it is larger than the sum of its proper divisors (1).

3551451374167 is an equidigital number, since it uses as much as digits as its factorization.

3551451374167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292000, while the sum is 52.

The spelling of 3551451374167 in words is "three trillion, five hundred fifty-one billion, four hundred fifty-one million, three hundred seventy-four thousand, one hundred sixty-seven".