20067407369 has 2 divisors, whose sum is σ = 20067407370. Its totient is φ = 20067407368.

The previous prime is 20067407323. The next prime is 20067407383. The reversal of 20067407369 is 96370476002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16818977344 + 3248430025 = 129688^2 + 56995^2 .

It is a cyclic number.

It is not a de Polignac number, because 20067407369 - 2²⁴ = 20050630153 is a prime.

It is a super-2 number, since 2×20067407369² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (20067407389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10033703684 + 10033703685.

It is an arithmetic number, because the mean of its divisors is an integer number (10033703685).

Almost surely, 2^20067407369 is an apocalyptic number.

It is an amenable number.

20067407369 is a deficient number, since it is larger than the sum of its proper divisors (1).

20067407369 is an equidigital number, since it uses as much as digits as its factorization.

20067407369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 44.

The spelling of 20067407369 in words is "twenty billion, sixty-seven million, four hundred seven thousand, three hundred sixty-nine".