1232452542321 has 144 divisors (see below), whose sum is σ = 2416122858240. Its totient is φ = 589071225600.

The previous prime is 1232452542287. The next prime is 1232452542323.

1232452542321 is a `hidden beast` number, since 1 + 2 + 32 + 4 + 52 + 542 + 32 + 1 = 666.

1232452542321 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1232452542321 - 2³⁰ = 1231378800497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1232452542323) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 30799795 + ... + 30839783.

It is an arithmetic number, because the mean of its divisors is an integer number (16778630960).

Almost surely, 2^{1232452542321} is an apocalyptic number.

1232452542321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1232452542321 is a deficient number, since it is larger than the sum of its proper divisors (1183670315919).

1232452542321 is a wasteful number, since it uses less digits than its factorization.

1232452542321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40348 (or 40334 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The spelling of 1232452542321 in words is "one trillion, two hundred thirty-two billion, four hundred fifty-two million, five hundred forty-two thousand, three hundred twenty-one".