20342124002404 has 6 divisors (see below), whose sum is σ = 35598717004214. Its totient is φ = 10171062001200.

The previous prime is 20342124002303. The next prime is 20342124002413. The reversal of 20342124002404 is 40420042124302.

It can be written as a sum of positive squares in only one way, i.e., 17356305888100 + 2985818114304 = 4166090^2 + 1727952^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2542765500297 + ... + 2542765500304.

Almost surely, 2^{20342124002404} is an apocalyptic number.

It is an amenable number.

20342124002404 is a deficient number, since it is larger than the sum of its proper divisors (15256593001810).

20342124002404 is a wasteful number, since it uses less digits than its factorization.

20342124002404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5085531000605 (or 5085531000603 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 20342124002404 its reverse (40420042124302), we get a palindrome (60762166126706).

The spelling of 20342124002404 in words is "twenty trillion, three hundred forty-two billion, one hundred twenty-four million, two thousand, four hundred four".