1251453706482 has 128 divisors (see below), whose sum is σ = 2999998218240. Its totient is φ = 340651321920.

The previous prime is 1251453706427. The next prime is 1251453706501. The reversal of 1251453706482 is 2846073541521.

It is a super-2 number, since 2×1251453706482² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11015653 + ... + 11128679.

It is an arithmetic number, because the mean of its divisors is an integer number (23437486080).

Almost surely, 2^{1251453706482} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1251453706482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1499999109120).

1251453706482 is an abundant number, since it is smaller than the sum of its proper divisors (1748544511758).

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

1251453706482 is a wasteful number, since it uses less digits than its factorization.

1251453706482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113236.

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 1251453706482 in words is "one trillion, two hundred fifty-one billion, four hundred fifty-three million, seven hundred six thousand, four hundred eighty-two".