1680315002 has 8 divisors (see below), whose sum is σ = 2630058336. Its totient is φ = 803628892.

The previous prime is 1680314981. The next prime is 1680315011. The reversal of 1680315002 is 2005130861.

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

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, 18264248 + ... + 18264339.

It is an arithmetic number, because the mean of its divisors is an integer number (328757292).

Almost surely, 2^1680315002 is an apocalyptic number.

1680315002 is a deficient number, since it is larger than the sum of its proper divisors (949743334).

1680315002 is a wasteful number, since it uses less digits than its factorization.

1680315002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36528612.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1680315002 is about 40991.6455146655. The cubic root of 1680315002 is about 1188.8586854055.

Adding to 1680315002 its reverse (2005130861), we get a palindrome (3685445863).

The spelling of 1680315002 in words is "one billion, six hundred eighty million, three hundred fifteen thousand, two".