4020034404432 has 80 divisors (see below), whose sum is σ = 11137930608960. Its totient is φ = 1245531995136.

The previous prime is 4020034404431. The next prime is 4020034404457. The reversal of 4020034404432 is 2344044300204.

It is a super-2 number, since 2×4020034404432² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4020034404432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020034404431) 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, 41535933 + ... + 41632604.

It is an arithmetic number, because the mean of its divisors is an integer number (139224132612).

Almost surely, 2^{4020034404432} is an apocalyptic number.

It is an amenable number.

4020034404432 is an abundant number, since it is smaller than the sum of its proper divisors (7117896204528).

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

4020034404432 is a wasteful number, since it uses less digits than its factorization.

4020034404432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83168620 (or 83168614 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 4020034404432 its reverse (2344044300204), we get a palindrome (6364078704636).

The spelling of 4020034404432 in words is "four trillion, twenty billion, thirty-four million, four hundred four thousand, four hundred thirty-two".