20098641602 has 8 divisors (see below), whose sum is σ = 32467036476. Its totient is φ = 9276296112.

The previous prime is 20098641583. The next prime is 20098641659. The reversal of 20098641602 is 20614689002.

It can be written as a sum of positive squares in 2 ways, for example, as 19317942121 + 780699481 = 138989^2 + 27941^2 .

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, 386512313 + ... + 386512364.

Almost surely, 2^20098641602 is an apocalyptic number.

20098641602 is a deficient number, since it is larger than the sum of its proper divisors (12368394874).

20098641602 is a wasteful number, since it uses less digits than its factorization.

20098641602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773024692.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 20098641602 in words is "twenty billion, ninety-eight million, six hundred forty-one thousand, six hundred two".