2098890686194 has 8 divisors (see below), whose sum is σ = 3156776609580. Its totient is φ = 1046631816336.

The previous prime is 2098890686183. The next prime is 2098890686197. The reversal of 2098890686194 is 4916860988902.

It can be written as a sum of positive squares in 2 ways, for example, as 2077239035169 + 21651651025 = 1441263^2 + 147145^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2098890686194² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2098890686197) 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, 1406762449 + ... + 1406763940.

Almost surely, 2^{2098890686194} is an apocalyptic number.

2098890686194 is a deficient number, since it is larger than the sum of its proper divisors (1057885923386).

2098890686194 is a wasteful number, since it uses less digits than its factorization.

2098890686194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813526764.

The product of its (nonzero) digits is 107495424, while the sum is 70.

The spelling of 2098890686194 in words is "two trillion, ninety-eight billion, eight hundred ninety million, six hundred eighty-six thousand, one hundred ninety-four".