3551472381382 has 8 divisors (see below), whose sum is σ = 5335077419856. Its totient is φ = 1773113241432.

The previous prime is 3551472381349. The next prime is 3551472381389. The reversal of 3551472381382 is 2831832741553.

It is a happy number.

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

It is a super-2 number, since 2×3551472381382² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551472381389) 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, 1311472938 + ... + 1311475645.

It is an arithmetic number, because the mean of its divisors is an integer number (666884677482).

Almost surely, 2^{3551472381382} is an apocalyptic number.

3551472381382 is a deficient number, since it is larger than the sum of its proper divisors (1783605038474).

3551472381382 is a wasteful number, since it uses less digits than its factorization.

3551472381382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622949262.

The product of its digits is 4838400, while the sum is 52.

The spelling of 3551472381382 in words is "three trillion, five hundred fifty-one billion, four hundred seventy-two million, three hundred eighty-one thousand, three hundred eighty-two".