210423442002404 has 6 divisors (see below), whose sum is σ = 368241023504214. Its totient is φ = 105211721001200.

The previous prime is 210423442002379. The next prime is 210423442002409. The reversal of 210423442002404 is 404200244324012.

It can be written as a sum of positive squares in only one way, i.e., 193483648825600 + 16939793176804 = 13909840^2 + 4115798^2 .

It is not an unprimeable number, because it can be changed into a prime (210423442002409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26302930250297 + ... + 26302930250304.

It is an arithmetic number, because the mean of its divisors is an integer number (61373503917369).

Almost surely, 2^{210423442002404} is an apocalyptic number.

It is an amenable number.

210423442002404 is a deficient number, since it is larger than the sum of its proper divisors (157817581501810).

210423442002404 is a wasteful number, since it uses less digits than its factorization.

210423442002404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52605860500605 (or 52605860500603 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 210423442002404 its reverse (404200244324012), we get a palindrome (614623686326416).

The spelling of 210423442002404 in words is "two hundred ten trillion, four hundred twenty-three billion, four hundred forty-two million, two thousand, four hundred four".