3551453426347 has 4 divisors (see below), whose sum is σ = 3551458864320. Its totient is φ = 3551447988376.

The previous prime is 3551453426327. The next prime is 3551453426399. The reversal of 3551453426347 is 7436243541553.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3551453426347 - 2¹⁹ = 3551452902059 is a prime.

It is a super-2 number, since 2×3551453426347² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3551453426294 and 3551453426303.

It is not an unprimeable number, because it can be changed into a prime (3551453426317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1580443 + ... + 3098500.

It is an arithmetic number, because the mean of its divisors is an integer number (887864716080).

Almost surely, 2^{3551453426347} is an apocalyptic number.

3551453426347 is a deficient number, since it is larger than the sum of its proper divisors (5437973).

3551453426347 is an equidigital number, since it uses as much as digits as its factorization.

3551453426347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5437972.

The product of its digits is 18144000, while the sum is 52.

The spelling of 3551453426347 in words is "three trillion, five hundred fifty-one billion, four hundred fifty-three million, four hundred twenty-six thousand, three hundred forty-seven".