1425635607744 has 168 divisors, whose sum is σ = 4112324536320. Its totient is φ = 472192704000.

The previous prime is 1425635607691. The next prime is 1425635607761. The reversal of 1425635607744 is 4477065365241.

1425635607744 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 6 + 3 + 560 + 7 + 74 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155785569 + ... + 155794719.

It is an arithmetic number, because the mean of its divisors is an integer number (24478122240).

Almost surely, 2^{1425635607744} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425635607744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2056162268160).

1425635607744 is an abundant number, since it is smaller than the sum of its proper divisors (2686688928576).

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

1425635607744 is a wasteful number, since it uses less digits than its factorization.

1425635607744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10859 (or 10846 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 54.

The spelling of 1425635607744 in words is "one trillion, four hundred twenty-five billion, six hundred thirty-five million, six hundred seven thousand, seven hundred forty-four".