220040004269 has 2 divisors, whose sum is σ = 220040004270. Its totient is φ = 220040004268.

The previous prime is 220040004193. The next prime is 220040004281. The reversal of 220040004269 is 962400040022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217168116169 + 2871888100 = 466013^2 + 53590^2 .

It is a cyclic number.

It is not a de Polignac number, because 220040004269 - 2²⁰ = 220038955693 is a prime.

It is a super-2 number, since 2×220040004269² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220040000269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110020002134 + 110020002135.

It is an arithmetic number, because the mean of its divisors is an integer number (110020002135).

Almost surely, 2^220040004269 is an apocalyptic number.

It is an amenable number.

220040004269 is a deficient number, since it is larger than the sum of its proper divisors (1).

220040004269 is an equidigital number, since it uses as much as digits as its factorization.

220040004269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 220040004269 in words is "two hundred twenty billion, forty million, four thousand, two hundred sixty-nine".