22098472493 has 2 divisors, whose sum is σ = 22098472494. Its totient is φ = 22098472492.

The previous prime is 22098472477. The next prime is 22098472523. The reversal of 22098472493 is 39427489022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17604513124 + 4493959369 = 132682^2 + 67037^2 .

It is a cyclic number.

It is not a de Polignac number, because 22098472493 - 2⁴ = 22098472477 is a prime.

It is a super-3 number, since 3×22098472493³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22098472423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11049236246 + 11049236247.

It is an arithmetic number, because the mean of its divisors is an integer number (11049236247).

Almost surely, 2^22098472493 is an apocalyptic number.

It is an amenable number.

22098472493 is a deficient number, since it is larger than the sum of its proper divisors (1).

22098472493 is an equidigital number, since it uses as much as digits as its factorization.

22098472493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 22098472493 in words is "twenty-two billion, ninety-eight million, four hundred seventy-two thousand, four hundred ninety-three".