13145524512450 has 72 divisors (see below), whose sum is σ = 35834048026224. Its totient is φ = 3186793816800.

The previous prime is 13145524512443. The next prime is 13145524512581. The reversal of 13145524512450 is 5421542554131.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 362117512 + ... + 362153811.

Almost surely, 2^{13145524512450} is an apocalyptic number.

13145524512450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13145524512450 is an abundant number, since it is smaller than the sum of its proper divisors (22688523513774).

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

13145524512450 is a wasteful number, since it uses less digits than its factorization.

13145524512450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724271360 (or 724271344 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 13145524512450 in words is "thirteen trillion, one hundred forty-five billion, five hundred twenty-four million, five hundred twelve thousand, four hundred fifty".