3555161429947 has 2 divisors, whose sum is σ = 3555161429948. Its totient is φ = 3555161429946.

The previous prime is 3555161429899. The next prime is 3555161429969. The reversal of 3555161429947 is 7499241615553.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3555161429947 is a prime.

It is not a weakly prime, because it can be changed into another prime (3555161429977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1777580714973 + 1777580714974.

It is an arithmetic number, because the mean of its divisors is an integer number (1777580714974).

Almost surely, 2^{3555161429947} is an apocalyptic number.

3555161429947 is a deficient number, since it is larger than the sum of its proper divisors (1).

3555161429947 is an equidigital number, since it uses as much as digits as its factorization.

3555161429947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824000, while the sum is 61.

The spelling of 3555161429947 in words is "three trillion, five hundred fifty-five billion, one hundred sixty-one million, four hundred twenty-nine thousand, nine hundred forty-seven".