1423143340000 has 60 divisors (see below), whose sum is σ = 3501146137104. Its totient is φ = 569257328000.

The previous prime is 1423143339997. The next prime is 1423143340009. The reversal of 1423143340000 is 433413241.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423143340009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 35558584 + ... + 35598583.

Almost surely, 2^{1423143340000} is an apocalyptic number.

1423143340000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1423143340000 is an abundant number, since it is smaller than the sum of its proper divisors (2078002797104).

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

1423143340000 is an frugal number, since it uses more digits than its factorization.

1423143340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71157197 (or 71157174 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1423143340000 its reverse (433413241), we get a palindrome (1423576753241).

The spelling of 1423143340000 in words is "one trillion, four hundred twenty-three billion, one hundred forty-three million, three hundred forty thousand".