1425555434436 has 24 divisors (see below), whose sum is σ = 3801481158720. Its totient is φ = 407301552672.

The previous prime is 1425555434351. The next prime is 1425555434447. The reversal of 1425555434436 is 6344345555241.

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 7 ways as a sum of consecutive naturals, for example, 8485448931 + ... + 8485449098.

It is an arithmetic number, because the mean of its divisors is an integer number (158395048280).

Almost surely, 2^{1425555434436} is an apocalyptic number.

It is an amenable number.

1425555434436 is an abundant number, since it is smaller than the sum of its proper divisors (2375925724284).

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

1425555434436 is a wasteful number, since it uses less digits than its factorization.

1425555434436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16970898043 (or 16970898041 counting only the distinct ones).

The product of its digits is 17280000, while the sum is 51.

The spelling of 1425555434436 in words is "one trillion, four hundred twenty-five billion, five hundred fifty-five million, four hundred thirty-four thousand, four hundred thirty-six".