3551883797989 has 2 divisors, whose sum is σ = 3551883797990. Its totient is φ = 3551883797988.

The previous prime is 3551883797929. The next prime is 3551883797993. The reversal of 3551883797989 is 9897973881553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1979530813764 + 1572352984225 = 1406958^2 + 1253935^2 .

It is a cyclic number.

It is not a de Polignac number, because 3551883797989 - 2³³ = 3543293863397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3551883797909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1775941898994 + 1775941898995.

It is an arithmetic number, because the mean of its divisors is an integer number (1775941898995).

Almost surely, 2^{3551883797989} is an apocalyptic number.

It is an amenable number.

3551883797989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3551883797989 is an equidigital number, since it uses as much as digits as its factorization.

3551883797989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4115059200, while the sum is 82.

The spelling of 3551883797989 in words is "three trillion, five hundred fifty-one billion, eight hundred eighty-three million, seven hundred ninety-seven thousand, nine hundred eighty-nine".