813487482002 has 8 divisors (see below), whose sum is σ = 1314095163276. Its totient is φ = 375455760912.

The previous prime is 813487481981. The next prime is 813487482019. The reversal of 813487482002 is 200284784318.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 669907873441 + 143579608561 = 818479^2 + 378919^2 .

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, 15643990013 + ... + 15643990064.

Almost surely, 2^813487482002 is an apocalyptic number.

813487482002 is a deficient number, since it is larger than the sum of its proper divisors (500607681274).

813487482002 is a wasteful number, since it uses less digits than its factorization.

813487482002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31287980092.

The product of its (nonzero) digits is 688128, while the sum is 47.

The spelling of 813487482002 in words is "eight hundred thirteen billion, four hundred eighty-seven million, four hundred eighty-two thousand, two".