20098248958079 has 16 divisors (see below), whose sum is σ = 21607141332480. Its totient is φ = 18634501604160.

The previous prime is 20098248958063. The next prime is 20098248958091. The reversal of 20098248958079 is 97085984289002.

It is a cyclic number.

It is not a de Polignac number, because 20098248958079 - 2⁴ = 20098248958063 is a prime.

It is a super-2 number, since 2×20098248958079² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20098248958009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20059787 + ... + 21037859.

It is an arithmetic number, because the mean of its divisors is an integer number (1350446333280).

Almost surely, 2^{20098248958079} is an apocalyptic number.

20098248958079 is a deficient number, since it is larger than the sum of its proper divisors (1508892374401).

20098248958079 is a wasteful number, since it uses less digits than its factorization.

20098248958079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001150.

The product of its (nonzero) digits is 209018880, while the sum is 71.

The spelling of 20098248958079 in words is "twenty trillion, ninety-eight billion, two hundred forty-eight million, nine hundred fifty-eight thousand, seventy-nine".