1321460666032 has 80 divisors (see below), whose sum is σ = 2900868520032. Its totient is φ = 578947184640.

The previous prime is 1321460666023. The next prime is 1321460666033. The reversal of 1321460666032 is 2306660641231.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1321460666033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1778458 + ... + 2409529.

Almost surely, 2^{1321460666032} is an apocalyptic number.

It is an amenable number.

1321460666032 is an abundant number, since it is smaller than the sum of its proper divisors (1579407854000).

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

1321460666032 is a wasteful number, since it uses less digits than its factorization.

1321460666032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4188086 (or 4188080 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 1321460666032 in words is "one trillion, three hundred twenty-one billion, four hundred sixty million, six hundred sixty-six thousand, thirty-two".