20204004240024 has 64 divisors (see below), whose sum is σ = 55102297092480. Its totient is φ = 6122373600000.

The previous prime is 20204004240023. The next prime is 20204004240037. The reversal of 20204004240024 is 42004240040202.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 20204004239976 and 20204004240003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20204004240023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40630899 + ... + 41125149.

It is an arithmetic number, because the mean of its divisors is an integer number (860973392070).

Almost surely, 2^{20204004240024} is an apocalyptic number.

20204004240024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20204004240024 is an abundant number, since it is smaller than the sum of its proper divisors (34898292852456).

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

20204004240024 is a wasteful number, since it uses less digits than its factorization.

20204004240024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649112 (or 649108 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 20204004240024 its reverse (42004240040202), we get a palindrome (62208244280226).

The spelling of 20204004240024 in words is "twenty trillion, two hundred four billion, four million, two hundred forty thousand, twenty-four".