1452159656664 has 24 divisors (see below), whose sum is σ = 3630413900580. Its totient is φ = 484051251040.

The previous prime is 1452159656657. The next prime is 1452159656677. The reversal of 1452159656664 is 4666569512541.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 1452159656598 and 1452159656607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5780554 + ... + 6026534.

Almost surely, 2^{1452159656664} is an apocalyptic number.

It is an amenable number.

1452159656664 is an abundant number, since it is smaller than the sum of its proper divisors (2178254243916).

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

1452159656664 is an frugal number, since it uses more digits than its factorization.

1452159656664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491971 (or 245986 counting only the distinct ones).

The product of its digits is 46656000, while the sum is 60.

The spelling of 1452159656664 in words is "one trillion, four hundred fifty-two billion, one hundred fifty-nine million, six hundred fifty-six thousand, six hundred sixty-four".