3550145641 has 8 divisors (see below), whose sum is σ = 4078333184. Its totient is φ = 3027214080.

The previous prime is 3550145633. The next prime is 3550145647. The reversal of 3550145641 is 1465410553.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3550145641 - 2³ = 3550145633 is a prime.

It is a super-2 number, since 2×3550145641² = 25207068144622601762, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3550145597 and 3550145606.

It is not an unprimeable number, because it can be changed into a prime (3550145647) 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, 1312545 + ... + 1315246.

It is an arithmetic number, because the mean of its divisors is an integer number (509791648).

Almost surely, 2^3550145641 is an apocalyptic number.

It is an amenable number.

3550145641 is a deficient number, since it is larger than the sum of its proper divisors (528187543).

3550145641 is a wasteful number, since it uses less digits than its factorization.

3550145641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2627991.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 3550145641 is about 59583.0986186519. The cubic root of 3550145641 is about 1525.5111630172.

The spelling of 3550145641 in words is "three billion, five hundred fifty million, one hundred forty-five thousand, six hundred forty-one".