1423133034040 has 128 divisors (see below), whose sum is σ = 3323069867520. Its totient is φ = 548207296000.

The previous prime is 1423133033999. The next prime is 1423133034041. The reversal of 1423133034040 is 404303313241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423133034041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34147215 + ... + 34188865.

It is an arithmetic number, because the mean of its divisors is an integer number (25961483340).

Almost surely, 2^{1423133034040} is an apocalyptic number.

1423133034040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423133034040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1661534933760).

1423133034040 is an abundant number, since it is smaller than the sum of its proper divisors (1899936833480).

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

1423133034040 is a wasteful number, since it uses less digits than its factorization.

1423133034040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42013 (or 42009 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1423133034040 its reverse (404303313241), we get a palindrome (1827436347281).

The spelling of 1423133034040 in words is "one trillion, four hundred twenty-three billion, one hundred thirty-three million, thirty-four thousand, forty".