20132020049 has 2 divisors, whose sum is σ = 20132020050. Its totient is φ = 20132020048.

The previous prime is 20132019961. The next prime is 20132020099. The reversal of 20132020049 is 94002023102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11081351824 + 9050668225 = 105268^2 + 95135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20132020049 is a prime.

It is not a weakly prime, because it can be changed into another prime (20132020099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066010024 + 10066010025.

It is an arithmetic number, because the mean of its divisors is an integer number (10066010025).

Almost surely, 2^20132020049 is an apocalyptic number.

It is an amenable number.

20132020049 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132020049 is an equidigital number, since it uses as much as digits as its factorization.

20132020049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 20132020049 in words is "twenty billion, one hundred thirty-two million, twenty thousand, forty-nine".