434323143120 has 40 divisors (see below), whose sum is σ = 1346401744416. Its totient is φ = 115819504768.

The previous prime is 434323143061. The next prime is 434323143127. The reversal of 434323143120 is 21341323434.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434323143127) 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, 904839642 + ... + 904840121.

Almost surely, 2^434323143120 is an apocalyptic number.

434323143120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

434323143120 is an abundant number, since it is smaller than the sum of its proper divisors (912078601296).

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

434323143120 is a wasteful number, since it uses less digits than its factorization.

434323143120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809679779 (or 1809679773 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 434323143120 its reverse (21341323434), we get a palindrome (455664466554).

The spelling of 434323143120 in words is "four hundred thirty-four billion, three hundred twenty-three million, one hundred forty-three thousand, one hundred twenty".