3551398371 has 8 divisors (see below), whose sum is σ = 5261330960. Its totient is φ = 2367598896.

The previous prime is 3551398351. The next prime is 3551398397. The reversal of 3551398371 is 1738931553.

3551398371 is a `hidden beast` number, since 3 + 551 + 3 + 98 + 3 + 7 + 1 = 666.

It is not a de Polignac number, because 3551398371 - 2⁵ = 3551398339 is a prime.

It is a super-2 number, since 2×3551398371² = 25224860779082907282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3551398351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65766610 + ... + 65766663.

It is an arithmetic number, because the mean of its divisors is an integer number (657666370).

Almost surely, 2^3551398371 is an apocalyptic number.

3551398371 is a deficient number, since it is larger than the sum of its proper divisors (1709932589).

3551398371 is a wasteful number, since it uses less digits than its factorization.

3551398371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131533282 (or 131533276 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 3551398371 is about 59593.6101524316. The cubic root of 3551398371 is about 1525.6905762069.

The spelling of 3551398371 in words is "three billion, five hundred fifty-one million, three hundred ninety-eight thousand, three hundred seventy-one".