20898622363 has 2 divisors, whose sum is σ = 20898622364. Its totient is φ = 20898622362.

The previous prime is 20898622313. The next prime is 20898622453. The reversal of 20898622363 is 36322689802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20898622363 - 2¹³ = 20898614171 is a prime.

It is not a weakly prime, because it can be changed into another prime (20898622313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10449311181 + 10449311182.

It is an arithmetic number, because the mean of its divisors is an integer number (10449311182).

Almost surely, 2^20898622363 is an apocalyptic number.

20898622363 is a deficient number, since it is larger than the sum of its proper divisors (1).

20898622363 is an equidigital number, since it uses as much as digits as its factorization.

20898622363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 20898622363 in words is "twenty billion, eight hundred ninety-eight million, six hundred twenty-two thousand, three hundred sixty-three".