20155000583 has 2 divisors, whose sum is σ = 20155000584. Its totient is φ = 20155000582.

The previous prime is 20155000543. The next prime is 20155000631. The reversal of 20155000583 is 38500055102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20155000583 - 2³⁴ = 2975131399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20155000543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10077500291 + 10077500292.

It is an arithmetic number, because the mean of its divisors is an integer number (10077500292).

Almost surely, 2^20155000583 is an apocalyptic number.

20155000583 is a deficient number, since it is larger than the sum of its proper divisors (1).

20155000583 is an equidigital number, since it uses as much as digits as its factorization.

20155000583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 20155000583 its reverse (38500055102), we get a palindrome (58655055685).

The spelling of 20155000583 in words is "twenty billion, one hundred fifty-five million, five hundred eighty-three", and thus it is an aban number.