20014824493 has 2 divisors, whose sum is σ = 20014824494. Its totient is φ = 20014824492.

The previous prime is 20014824451. The next prime is 20014824551. The reversal of 20014824493 is 39442841002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18746538724 + 1268285769 = 136918^2 + 35613^2 .

It is a cyclic number.

It is not a de Polignac number, because 20014824493 - 2⁹ = 20014823981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20014824413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10007412246 + 10007412247.

It is an arithmetic number, because the mean of its divisors is an integer number (10007412247).

Almost surely, 2^20014824493 is an apocalyptic number.

It is an amenable number.

20014824493 is a deficient number, since it is larger than the sum of its proper divisors (1).

20014824493 is an equidigital number, since it uses as much as digits as its factorization.

20014824493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 20014824493 in words is "twenty billion, fourteen million, eight hundred twenty-four thousand, four hundred ninety-three".