1252450515336 has 128 divisors (see below), whose sum is σ = 3359034040320. Its totient is φ = 388137809664.

The previous prime is 1252450515301. The next prime is 1252450515431. The reversal of 1252450515336 is 6335150542521.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20045601 + ... + 20107983.

It is an arithmetic number, because the mean of its divisors is an integer number (26242453440).

Almost surely, 2^{1252450515336} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1252450515336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1679517020160).

1252450515336 is an abundant number, since it is smaller than the sum of its proper divisors (2106583524984).

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

1252450515336 is a wasteful number, since it uses less digits than its factorization.

1252450515336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63435 (or 63431 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 1252450515336 in words is "one trillion, two hundred fifty-two billion, four hundred fifty million, five hundred fifteen thousand, three hundred thirty-six".