1232135145500 has 48 divisors (see below), whose sum is σ = 3075409331904. Its totient is φ = 422446334400.

The previous prime is 1232135145467. The next prime is 1232135145517. The reversal of 1232135145500 is 55415312321.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 176015807 + ... + 176022806.

It is an arithmetic number, because the mean of its divisors is an integer number (64071027748).

Almost surely, 2^{1232135145500} is an apocalyptic number.

1232135145500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1232135145500 is an abundant number, since it is smaller than the sum of its proper divisors (1843274186404).

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

1232135145500 is a wasteful number, since it uses less digits than its factorization.

1232135145500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352038639 (or 352038627 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 1232135145500 in words is "one trillion, two hundred thirty-two billion, one hundred thirty-five million, one hundred forty-five thousand, five hundred".