4226204428640 has 24 divisors (see below), whose sum is σ = 9984407963040. Its totient is φ = 1690481771392.

The previous prime is 4226204428631. The next prime is 4226204428643. The reversal of 4226204428640 is 468244026224.

It is a junction number, because it is equal to n+sod(n) for n = 4226204428591 and 4226204428600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4226204428643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13206888680 + ... + 13206888999.

It is an arithmetic number, because the mean of its divisors is an integer number (416016998460).

Almost surely, 2^{4226204428640} is an apocalyptic number.

4226204428640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4226204428640 is an abundant number, since it is smaller than the sum of its proper divisors (5758203534400).

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

4226204428640 is a wasteful number, since it uses less digits than its factorization.

4226204428640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26413777694 (or 26413777686 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 44.

The spelling of 4226204428640 in words is "four trillion, two hundred twenty-six billion, two hundred four million, four hundred twenty-eight thousand, six hundred forty".