4223665342432 has 48 divisors (see below), whose sum is σ = 9187282312992. Its totient is φ = 1901189509120.

The previous prime is 4223665342427. The next prime is 4223665342439. The reversal of 4223665342432 is 2342435663224.

It is a happy number.

4223665342432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4223665342432² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223665342439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168772069 + ... + 168797092.

It is an arithmetic number, because the mean of its divisors is an integer number (191401714854).

Almost surely, 2^{4223665342432} is an apocalyptic number.

It is an amenable number.

4223665342432 is an abundant number, since it is smaller than the sum of its proper divisors (4963616970560).

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

4223665342432 is a wasteful number, since it uses less digits than its factorization.

4223665342432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337569211 (or 337569203 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 46.

The spelling of 4223665342432 in words is "four trillion, two hundred twenty-three billion, six hundred sixty-five million, three hundred forty-two thousand, four hundred thirty-two".