1552123215232 has 32 divisors (see below), whose sum is σ = 3126863417400. Its totient is φ = 767341808640.

The previous prime is 1552123215229. The next prime is 1552123215263. The reversal of 1552123215232 is 2325123212551.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68111994 + ... + 68134777.

Almost surely, 2^{1552123215232} is an apocalyptic number.

It is an amenable number.

1552123215232 is an abundant number, since it is smaller than the sum of its proper divisors (1574740202168).

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

1552123215232 is an equidigital number, since it uses as much as digits as its factorization.

1552123215232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136246874 (or 136246862 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

Adding to 1552123215232 its reverse (2325123212551), we get a palindrome (3877246427783).

The spelling of 1552123215232 in words is "one trillion, five hundred fifty-two billion, one hundred twenty-three million, two hundred fifteen thousand, two hundred thirty-two".