20030702550629 has 2 divisors, whose sum is σ = 20030702550630. Its totient is φ = 20030702550628.

The previous prime is 20030702550583. The next prime is 20030702550679. The reversal of 20030702550629 is 92605520703002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20007934758529 + 22767792100 = 4473023^2 + 150890^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20030702550629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20030702550679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015351275314 + 10015351275315.

It is an arithmetic number, because the mean of its divisors is an integer number (10015351275315).

Almost surely, 2^{20030702550629} is an apocalyptic number.

It is an amenable number.

20030702550629 is a deficient number, since it is larger than the sum of its proper divisors (1).

20030702550629 is an equidigital number, since it uses as much as digits as its factorization.

20030702550629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 20030702550629 in words is "twenty trillion, thirty billion, seven hundred two million, five hundred fifty thousand, six hundred twenty-nine".