2098418216257 has 4 divisors (see below), whose sum is σ = 2289183508656. Its totient is φ = 1907652923860.

The previous prime is 2098418216233. The next prime is 2098418216267. The reversal of 2098418216257 is 7526128148902.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2098418216257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2098418216198 and 2098418216207.

It is not an unprimeable number, because it can be changed into a prime (2098418216267) 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, 95382646183 + ... + 95382646204.

It is an arithmetic number, because the mean of its divisors is an integer number (572295877164).

Almost surely, 2^{2098418216257} is an apocalyptic number.

It is an amenable number.

2098418216257 is a deficient number, since it is larger than the sum of its proper divisors (190765292399).

2098418216257 is a wasteful number, since it uses less digits than its factorization.

2098418216257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190765292398.

The product of its (nonzero) digits is 3870720, while the sum is 55.

The spelling of 2098418216257 in words is "two trillion, ninety-eight billion, four hundred eighteen million, two hundred sixteen thousand, two hundred fifty-seven".