1252452325400 has 192 divisors, whose sum is σ = 3102119532000. Its totient is φ = 468633804800.

The previous prime is 1252452325343. The next prime is 1252452325433. The reversal of 1252452325400 is 45232542521.

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 47 ways as a sum of consecutive naturals, for example, 449067206 + ... + 449069994.

Almost surely, 2^{1252452325400} is an apocalyptic number.

1252452325400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1252452325400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1551059766000).

1252452325400 is an abundant number, since it is smaller than the sum of its proper divisors (1849667206600).

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

1252452325400 is a wasteful number, since it uses less digits than its factorization.

1252452325400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3582 (or 3573 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 1252452325400 its reverse (45232542521), we get a palindrome (1297684867921).

The spelling of 1252452325400 in words is "one trillion, two hundred fifty-two billion, four hundred fifty-two million, three hundred twenty-five thousand, four hundred".