1456423265646 has 48 divisors (see below), whose sum is σ = 3258438543360. Its totient is φ = 469660816080.

The previous prime is 1456423265639. The next prime is 1456423265741. The reversal of 1456423265646 is 6465623246541.

1456423265646 is a `hidden beast` number, since 1 + 4 + 5 + 6 + 42 + 32 + 6 + 564 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1456423265592 and 1456423265601.

It is a congruent number.

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, 1294231 + ... + 2141933.

It is an arithmetic number, because the mean of its divisors is an integer number (67884136320).

Almost surely, 2^{1456423265646} is an apocalyptic number.

1456423265646 is an abundant number, since it is smaller than the sum of its proper divisors (1802015277714).

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

1456423265646 is a wasteful number, since it uses less digits than its factorization.

1456423265646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850821 (or 850818 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 54.

The spelling of 1456423265646 in words is "one trillion, four hundred fifty-six billion, four hundred twenty-three million, two hundred sixty-five thousand, six hundred forty-six".