3551243076338 has 16 divisors (see below), whose sum is σ = 5481107861976. Its totient is φ = 1724870534400.

The previous prime is 3551243076331. The next prime is 3551243076361. The reversal of 3551243076338 is 8336703421553.

3551243076338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3203358982849 + 347884093489 = 1789793^2 + 589817^2 .

It is a super-2 number, since 2×3551243076338² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3551243076331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165842231 + ... + 165863642.

Almost surely, 2^{3551243076338} is an apocalyptic number.

3551243076338 is a deficient number, since it is larger than the sum of its proper divisors (1929864785638).

3551243076338 is a wasteful number, since it uses less digits than its factorization.

3551243076338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331706029.

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 3551243076338 in words is "three trillion, five hundred fifty-one billion, two hundred forty-three million, seventy-six thousand, three hundred thirty-eight".