1329064025504 has 48 divisors (see below), whose sum is σ = 2693884132800. Its totient is φ = 645065879040.

The previous prime is 1329064025503. The next prime is 1329064025521. The reversal of 1329064025504 is 4055204609231.

It is a super-2 number, since 2×1329064025504² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (1329064025503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2284154 + ... + 2806329.

It is an arithmetic number, because the mean of its divisors is an integer number (56122586100).

Almost surely, 2^{1329064025504} is an apocalyptic number.

It is an amenable number.

1329064025504 is an abundant number, since it is smaller than the sum of its proper divisors (1364820107296).

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

1329064025504 is a wasteful number, since it uses less digits than its factorization.

1329064025504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5090733 (or 5090725 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 1329064025504 in words is "one trillion, three hundred twenty-nine billion, sixty-four million, twenty-five thousand, five hundred four".