1234545432532 has 12 divisors (see below), whose sum is σ = 2171765788416. Its totient is φ = 614040921560.

The previous prime is 1234545432529. The next prime is 1234545432577. The reversal of 1234545432532 is 2352345454321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 807947818 + ... + 807949345.

It is an arithmetic number, because the mean of its divisors is an integer number (180980482368).

Almost surely, 2^{1234545432532} is an apocalyptic number.

It is an amenable number.

1234545432532 is a deficient number, since it is larger than the sum of its proper divisors (937220355884).

1234545432532 is a wasteful number, since it uses less digits than its factorization.

1234545432532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615897358 (or 1615897356 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 43.

The spelling of 1234545432532 in words is "one trillion, two hundred thirty-four billion, five hundred forty-five million, four hundred thirty-two thousand, five hundred thirty-two".