418161602 has 8 divisors (see below), whose sum is σ = 627393612. Its totient is φ = 209030400.

The previous prime is 418161599. The next prime is 418161613. The reversal of 418161602 is 206161814.

It is a Cunningham number, because it is equal to 143⁴+1.

It can be written as a sum of positive squares in 2 ways, for example, as 418161601 + 1 = 20449^2 + 1^2 .

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

It is a super-4 number, since 4×418161602⁴ (a number of 36 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13799 + ... + 32042.

Almost surely, 2^418161602 is an apocalyptic number.

418161602 is a deficient number, since it is larger than the sum of its proper divisors (209232010).

418161602 is a wasteful number, since it uses less digits than its factorization.

418161602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50404.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 418161602 is about 20449.0000244511. Note that the first 4 decimals coincide. The cubic root of 418161602 is about 747.7929796372.

The spelling of 418161602 in words is "four hundred eighteen million, one hundred sixty-one thousand, six hundred two".