4000242020220 has 48 divisors (see below), whose sum is σ = 12445197397920. Its totient is φ = 1066731205248.

The previous prime is 4000242020219. The next prime is 4000242020233. The reversal of 4000242020220 is 220202420004.

4000242020220 is a `hidden beast` number, since 4 + 0 + 0 + 0 + 2 + 420 + 20 + 220 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 4000242020193 and 4000242020202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3703927257 + ... + 3703928336.

It is an arithmetic number, because the mean of its divisors is an integer number (259274945790).

Almost surely, 2^{4000242020220} is an apocalyptic number.

It is an amenable number.

4000242020220 is an abundant number, since it is smaller than the sum of its proper divisors (8444955377700).

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

4000242020220 is a wasteful number, since it uses less digits than its factorization.

4000242020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7407855611 (or 7407855603 counting only the distinct ones).

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

Adding to 4000242020220 its reverse (220202420004), we get a palindrome (4220444440224).

The spelling of 4000242020220 in words is "four trillion, two hundred forty-two million, twenty thousand, two hundred twenty".