13534513250 has 32 divisors (see below), whose sum is σ = 25359974640. Its totient is φ = 5408812800.

The previous prime is 13534513241. The next prime is 13534513271. The reversal of 13534513250 is 5231543531.

It can be written as a sum of positive squares in 8 ways, for example, as 565631089 + 12968882161 = 23783^2 + 113881^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252842 + ... + 301658.

Almost surely, 2^13534513250 is an apocalyptic number.

13534513250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13534513250 is a deficient number, since it is larger than the sum of its proper divisors (11825461390).

13534513250 is a wasteful number, since it uses less digits than its factorization.

13534513250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49943 (or 49933 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 13534513250 in words is "thirteen billion, five hundred thirty-four million, five hundred thirteen thousand, two hundred fifty".