1232542242400 has 72 divisors (see below), whose sum is σ = 3438792871920. Its totient is φ = 422585909760.

The previous prime is 1232542242383. The next prime is 1232542242419. The reversal of 1232542242400 is 42422452321.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110042815 + ... + 110054014.

It is an arithmetic number, because the mean of its divisors is an integer number (47761012110).

Almost surely, 2^{1232542242400} is an apocalyptic number.

1232542242400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1232542242400 is an abundant number, since it is smaller than the sum of its proper divisors (2206250629520).

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

1232542242400 is a wasteful number, since it uses less digits than its factorization.

1232542242400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220096856 (or 220096843 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 1232542242400 its reverse (42422452321), we get a palindrome (1274964694721).

The spelling of 1232542242400 in words is "one trillion, two hundred thirty-two billion, five hundred forty-two million, two hundred forty-two thousand, four hundred".