1423236307056 has 240 divisors, whose sum is σ = 3971679817056. Its totient is φ = 439022518272.

The previous prime is 1423236307049. The next prime is 1423236307139. The reversal of 1423236307056 is 6507036323241.

It is a junction number, because it is equal to n+sod(n) for n = 1423236306999 and 1423236307017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 211253320 + ... + 211260056.

Almost surely, 2^{1423236307056} is an apocalyptic number.

1423236307056 is a gapful number since it is divisible by the number (16) 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 1423236307056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1985839908528).

1423236307056 is an abundant number, since it is smaller than the sum of its proper divisors (2548443510000).

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

1423236307056 is a wasteful number, since it uses less digits than its factorization.

1423236307056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7036 (or 7013 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 42.

The spelling of 1423236307056 in words is "one trillion, four hundred twenty-three billion, two hundred thirty-six million, three hundred seven thousand, fifty-six".