4140402020 has 48 divisors (see below), whose sum is σ = 9402220800. Its totient is φ = 1525569024.

The previous prime is 4140401987. The next prime is 4140402047. The reversal of 4140402020 is 202040414.

4140402020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 4140402020.

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, 113570 + ... + 145529.

It is an arithmetic number, because the mean of its divisors is an integer number (195879600).

Almost surely, 2^4140402020 is an apocalyptic number.

It is an amenable number.

4140402020 is an abundant number, since it is smaller than the sum of its proper divisors (5261818780).

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

4140402020 is a wasteful number, since it uses less digits than its factorization.

4140402020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259172 (or 259170 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 4140402020 is about 64345.9557392693. The cubic root of 4140402020 is about 1605.7607467510.

Adding to 4140402020 its reverse (202040414), we get a palindrome (4342442434).

The spelling of 4140402020 in words is "four billion, one hundred forty million, four hundred two thousand, twenty".