3551565855743 has 2 divisors, whose sum is σ = 3551565855744. Its totient is φ = 3551565855742.

The previous prime is 3551565855709. The next prime is 3551565855767. The reversal of 3551565855743 is 3475585651553.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3551565855743 - 2²⁶ = 3551498746879 is a prime.

It is a super-2 number, since 2×3551565855743² (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 (3551565854743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1775782927871 + 1775782927872.

It is an arithmetic number, because the mean of its divisors is an integer number (1775782927872).

Almost surely, 2^{3551565855743} is an apocalyptic number.

3551565855743 is a deficient number, since it is larger than the sum of its proper divisors (1).

3551565855743 is an equidigital number, since it uses as much as digits as its factorization.

3551565855743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 189000000, while the sum is 62.

The spelling of 3551565855743 in words is "three trillion, five hundred fifty-one billion, five hundred sixty-five million, eight hundred fifty-five thousand, seven hundred forty-three".