13650601252 has 12 divisors (see below), whose sum is σ = 24712295580. Its totient is φ = 6589945376.

The previous prime is 13650601183. The next prime is 13650601271. The reversal of 13650601252 is 25210605631.

It can be written as a sum of positive squares in 2 ways, for example, as 3030062116 + 10620539136 = 55046^2 + 103056^2 .

It is a super-2 number, since 2×13650601252² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58838683 + ... + 58838914.

It is an arithmetic number, because the mean of its divisors is an integer number (2059357965).

Almost surely, 2^13650601252 is an apocalyptic number.

It is an amenable number.

13650601252 is a deficient number, since it is larger than the sum of its proper divisors (11061694328).

13650601252 is a wasteful number, since it uses less digits than its factorization.

13650601252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117677630 (or 117677628 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 13650601252 in words is "thirteen billion, six hundred fifty million, six hundred one thousand, two hundred fifty-two".