20061273198 has 32 divisors (see below), whose sum is σ = 42503110560. Its totient is φ = 6290708480.

The previous prime is 20061273173. The next prime is 20061273203. The reversal of 20061273198 is 89137216002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170968 + ... + 263348.

It is an arithmetic number, because the mean of its divisors is an integer number (1328222205).

Almost surely, 2^20061273198 is an apocalyptic number.

20061273198 is an abundant number, since it is smaller than the sum of its proper divisors (22441837362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20061273198 is a wasteful number, since it uses less digits than its factorization.

20061273198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94532.

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 20061273198 in words is "twenty billion, sixty-one million, two hundred seventy-three thousand, one hundred ninety-eight".