20240400004 has 12 divisors (see below), whose sum is σ = 38640763728. Its totient is φ = 9200181800.

The previous prime is 20240399981. The next prime is 20240400031. The reversal of 20240400004 is 40000404202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230004502 + ... + 230004589.

It is an arithmetic number, because the mean of its divisors is an integer number (3220063644).

Almost surely, 2^20240400004 is an apocalyptic number.

It is an amenable number.

20240400004 is a deficient number, since it is larger than the sum of its proper divisors (18400363724).

20240400004 is a wasteful number, since it uses less digits than its factorization.

20240400004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460009106 (or 460009104 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 20240400004 its reverse (40000404202), we get a palindrome (60240804206).

The spelling of 20240400004 in words is "twenty billion, two hundred forty million, four hundred thousand, four".