3551425567373 has 2 divisors, whose sum is σ = 3551425567374. Its totient is φ = 3551425567372.

The previous prime is 3551425567273. The next prime is 3551425567381. The reversal of 3551425567373 is 3737655241553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3133512449929 + 417913117444 = 1770173^2 + 646462^2 .

It is a cyclic number.

It is not a de Polignac number, because 3551425567373 - 2³⁸ = 3276547660429 is a prime.

It is a super-2 number, since 2×3551425567373² (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 (3551425567273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1775712783686 + 1775712783687.

It is an arithmetic number, because the mean of its divisors is an integer number (1775712783687).

Almost surely, 2^{3551425567373} is an apocalyptic number.

It is an amenable number.

3551425567373 is a deficient number, since it is larger than the sum of its proper divisors (1).

3551425567373 is an equidigital number, since it uses as much as digits as its factorization.

3551425567373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39690000, while the sum is 56.

The spelling of 3551425567373 in words is "three trillion, five hundred fifty-one billion, four hundred twenty-five million, five hundred sixty-seven thousand, three hundred seventy-three".