402033050989 has 2 divisors, whose sum is σ = 402033050990. Its totient is φ = 402033050988.

The previous prime is 402033050977. The next prime is 402033051029. The reversal of 402033050989 is 989050330204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 233549892900 + 168483158089 = 483270^2 + 410467^2 .

It is a cyclic number.

It is not a de Polignac number, because 402033050989 - 2¹⁵ = 402033018221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402033020989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201016525494 + 201016525495.

It is an arithmetic number, because the mean of its divisors is an integer number (201016525495).

Almost surely, 2^402033050989 is an apocalyptic number.

It is an amenable number.

402033050989 is a deficient number, since it is larger than the sum of its proper divisors (1).

402033050989 is an equidigital number, since it uses as much as digits as its factorization.

402033050989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 402033050989 in words is "four hundred two billion, thirty-three million, fifty thousand, nine hundred eighty-nine".