3551541444345 has 16 divisors (see below), whose sum is σ = 5718660367680. Its totient is φ = 1882090751424.

The previous prime is 3551541444317. The next prime is 3551541444371. The reversal of 3551541444345 is 5434441451553.

It is not a de Polignac number, because 3551541444345 - 2⁶ = 3551541444281 is a prime.

It is a super-2 number, since 2×3551541444345² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3551541444294 and 3551541444303.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 754040415 + ... + 754045124.

It is an arithmetic number, because the mean of its divisors is an integer number (357416272980).

Almost surely, 2^{3551541444345} is an apocalyptic number.

It is an amenable number.

3551541444345 is a deficient number, since it is larger than the sum of its proper divisors (2167118923335).

3551541444345 is a wasteful number, since it uses less digits than its factorization.

3551541444345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508085704.

The product of its digits is 5760000, while the sum is 48.

Adding to 3551541444345 its reverse (5434441451553), we get a palindrome (8985982895898).

The spelling of 3551541444345 in words is "three trillion, five hundred fifty-one billion, five hundred forty-one million, four hundred forty-four thousand, three hundred forty-five".