1602802820998 has 4 divisors (see below), whose sum is σ = 2404204231500. Its totient is φ = 801401410498.

The previous prime is 1602802820989. The next prime is 1602802820999. The reversal of 1602802820998 is 8990282082061.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1602802820999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400700705248 + ... + 400700705251.

It is an arithmetic number, because the mean of its divisors is an integer number (601051057875).

Almost surely, 2^{1602802820998} is an apocalyptic number.

1602802820998 is a deficient number, since it is larger than the sum of its proper divisors (801401410502).

1602802820998 is an equidigital number, since it uses as much as digits as its factorization.

1602802820998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801401410501.

The product of its (nonzero) digits is 1990656, while the sum is 55.

The spelling of 1602802820998 in words is "one trillion, six hundred two billion, eight hundred two million, eight hundred twenty thousand, nine hundred ninety-eight".