200402042369 has 2 divisors, whose sum is σ = 200402042370. Its totient is φ = 200402042368.

The previous prime is 200402042297. The next prime is 200402042377. The reversal of 200402042369 is 963240204002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157216215025 + 43185827344 = 396505^2 + 207812^2 .

It is a cyclic number.

It is not a de Polignac number, because 200402042369 - 2¹⁶ = 200401976833 is a prime.

It is a super-2 number, since 2×200402042369² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200402092369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100201021184 + 100201021185.

It is an arithmetic number, because the mean of its divisors is an integer number (100201021185).

Almost surely, 2^200402042369 is an apocalyptic number.

It is an amenable number.

200402042369 is a deficient number, since it is larger than the sum of its proper divisors (1).

200402042369 is an equidigital number, since it uses as much as digits as its factorization.

200402042369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 200402042369 in words is "two hundred billion, four hundred two million, forty-two thousand, three hundred sixty-nine".