4020431341044 has 12 divisors (see below), whose sum is σ = 9381006462464. Its totient is φ = 1340143780344.

The previous prime is 4020431341033. The next prime is 4020431341067. The reversal of 4020431341044 is 4401431340204.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167517972532 + ... + 167517972555.

Almost surely, 2^{4020431341044} is an apocalyptic number.

It is an amenable number.

4020431341044 is an abundant number, since it is smaller than the sum of its proper divisors (5360575121420).

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

4020431341044 is a wasteful number, since it uses less digits than its factorization.

4020431341044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335035945094 (or 335035945092 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 4020431341044 its reverse (4401431340204), we get a palindrome (8421862681248).

The spelling of 4020431341044 in words is "four trillion, twenty billion, four hundred thirty-one million, three hundred forty-one thousand, forty-four".