1642755482 has 8 divisors (see below), whose sum is σ = 2472544116. Its totient is φ = 818574112.

The previous prime is 1642755479. The next prime is 1642755493. The reversal of 1642755482 is 2845572461.

It can be written as a sum of positive squares in 2 ways, for example, as 1638711361 + 4044121 = 40481^2 + 2011^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1401083 + ... + 1402254.

Almost surely, 2^1642755482 is an apocalyptic number.

1642755482 is a deficient number, since it is larger than the sum of its proper divisors (829788634).

1642755482 is a wasteful number, since it uses less digits than its factorization.

1642755482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803632.

The product of its digits is 537600, while the sum is 44.

The square root of 1642755482 is about 40530.9200734452. The cubic root of 1642755482 is about 1179.9337993120.

The spelling of 1642755482 in words is "one billion, six hundred forty-two million, seven hundred fifty-five thousand, four hundred eighty-two".