1252050146424 has 384 divisors, whose sum is σ = 4440798535680. Its totient is φ = 309003552000.

The previous prime is 1252050146411. The next prime is 1252050146483. The reversal of 1252050146424 is 4246410502521.

1252050146424 is a `hidden beast` number, since 1 + 2 + 5 + 2 + 0 + 5 + 0 + 1 + 4 + 642 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19221799 + ... + 19286825.

It is an arithmetic number, because the mean of its divisors is an integer number (11564579520).

Almost surely, 2^{1252050146424} is an apocalyptic number.

1252050146424 is a gapful number since it is divisible by the number (14) 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 1252050146424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2220399267840).

1252050146424 is an abundant number, since it is smaller than the sum of its proper divisors (3188748389256).

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

1252050146424 is a wasteful number, since it uses less digits than its factorization.

1252050146424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65231 (or 65224 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 1252050146424 its reverse (4246410502521), we get a palindrome (5498460648945).

The spelling of 1252050146424 in words is "one trillion, two hundred fifty-two billion, fifty million, one hundred forty-six thousand, four hundred twenty-four".