20244004002 has 16 divisors (see below), whose sum is σ = 44986675680. Its totient is φ = 6748001316.

The previous prime is 20244003959. The next prime is 20244004021. The reversal of 20244004002 is 20040044202.

20244004002 is a `hidden beast` number, since 20 + 244 + 0 + 0 + 400 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187444428 + ... + 187444535.

It is an arithmetic number, because the mean of its divisors is an integer number (2811667230).

Almost surely, 2^20244004002 is an apocalyptic number.

20244004002 is an abundant number, since it is smaller than the sum of its proper divisors (24742671678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20244004002 is a wasteful number, since it uses less digits than its factorization.

20244004002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374888974 (or 374888968 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 20244004002 its reverse (20040044202), we get a palindrome (40284048204).

The spelling of 20244004002 in words is "twenty billion, two hundred forty-four million, four thousand, two".