1325005553452 has 24 divisors (see below), whose sum is σ = 2650057276160. Its totient is φ = 567849629520.

The previous prime is 1325005553441. The next prime is 1325005553579. The reversal of 1325005553452 is 2543555005231.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1356799 + ... + 2119177.

Almost surely, 2^{1325005553452} is an apocalyptic number.

It is an amenable number.

1325005553452 is an abundant number, since it is smaller than the sum of its proper divisors (1325051722708).

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

1325005553452 is a wasteful number, since it uses less digits than its factorization.

1325005553452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824461 (or 824459 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 40.

The spelling of 1325005553452 in words is "one trillion, three hundred twenty-five billion, five million, five hundred fifty-three thousand, four hundred fifty-two".