20098542153 has 4 divisors (see below), whose sum is σ = 26798056208. Its totient is φ = 13399028100.

The previous prime is 20098542127. The next prime is 20098542161. The reversal of 20098542153 is 35124589002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 20098542153 - 2¹⁰ = 20098541129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20098542103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3349757023 + ... + 3349757028.

It is an arithmetic number, because the mean of its divisors is an integer number (6699514052).

Almost surely, 2^20098542153 is an apocalyptic number.

It is an amenable number.

20098542153 is a deficient number, since it is larger than the sum of its proper divisors (6699514055).

20098542153 is an equidigital number, since it uses as much as digits as its factorization.

20098542153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6699514054.

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 20098542153 in words is "twenty billion, ninety-eight million, five hundred forty-two thousand, one hundred fifty-three".