13525024050 has 144 divisors (see below), whose sum is σ = 38723215752. Its totient is φ = 3372595200.

The previous prime is 13525024021. The next prime is 13525024109. The reversal of 13525024050 is 5042052531.

It is a happy number.

13525024050 is a `hidden beast` number, since 1 + 3 + 5 + 250 + 2 + 405 + 0 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 4790439369 + 8734584681 = 69213^2 + 93459^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1195420 + ... + 1206680.

Almost surely, 2^13525024050 is an apocalyptic number.

13525024050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13525024050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19361607876).

13525024050 is an abundant number, since it is smaller than the sum of its proper divisors (25198191702).

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

13525024050 is a wasteful number, since it uses less digits than its factorization.

13525024050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11453 (or 11445 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 13525024050 its reverse (5042052531), we get a palindrome (18567076581).

The spelling of 13525024050 in words is "thirteen billion, five hundred twenty-five million, twenty-four thousand, fifty".