1332866259648 has 672 divisors, whose sum is σ = 4949558734848. Its totient is φ = 345497011200.

The previous prime is 1332866259617. The next prime is 1332866259667. The reversal of 1332866259648 is 8469526682331.

1332866259648 is a `hidden beast` number, since 1 + 3 + 32 + 8 + 6 + 6 + 2 + 596 + 4 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a super-2 number, since 2×1332866259648² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 870584643 + ... + 870586173.

It is an arithmetic number, because the mean of its divisors is an integer number (7365414784).

Almost surely, 2^{1332866259648} is an apocalyptic number.

1332866259648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1332866259648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2474779367424).

1332866259648 is an abundant number, since it is smaller than the sum of its proper divisors (3616692475200).

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

1332866259648 is a wasteful number, since it uses less digits than its factorization.

1332866259648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2303 (or 2281 counting only the distinct ones).

The product of its digits is 89579520, while the sum is 63.

The spelling of 1332866259648 in words is "one trillion, three hundred thirty-two billion, eight hundred sixty-six million, two hundred fifty-nine thousand, six hundred forty-eight".