1330522661000 has 128 divisors (see below), whose sum is σ = 3395361715200. Its totient is φ = 485050924800.

The previous prime is 1330522660967. The next prime is 1330522661033. The reversal of 1330522661000 is 1662250331.

It is an interprime number because it is at equal distance from previous prime (1330522660967) and next prime (1330522661033).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 379229 + ... + 1674771.

It is an arithmetic number, because the mean of its divisors is an integer number (26526263400).

Almost surely, 2^{1330522661000} is an apocalyptic number.

1330522661000 is a gapful number since it is divisible by the number (10) 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 1330522661000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1697680857600).

1330522661000 is an abundant number, since it is smaller than the sum of its proper divisors (2064839054200).

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

1330522661000 is a wasteful number, since it uses less digits than its factorization.

1330522661000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295656 (or 1295642 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The spelling of 1330522661000 in words is "one trillion, three hundred thirty billion, five hundred twenty-two million, six hundred sixty-one thousand".