13640053053 has 16 divisors (see below), whose sum is σ = 20524219200. Its totient is φ = 7981639680.

The previous prime is 13640053043. The next prime is 13640053057. The reversal of 13640053053 is 35035004631.

It is a happy number.

It is not a de Polignac number, because 13640053053 - 2⁶ = 13640052989 is a prime.

It is a super-3 number, since 3×13640053053³ (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13640053053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13640053057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7125508 + ... + 7127421.

It is an arithmetic number, because the mean of its divisors is an integer number (1282763700).

Almost surely, 2^13640053053 is an apocalyptic number.

It is an amenable number.

13640053053 is a deficient number, since it is larger than the sum of its proper divisors (6884166147).

13640053053 is a wasteful number, since it uses less digits than its factorization.

13640053053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14252972.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 13640053053 its reverse (35035004631), we get a palindrome (48675057684).

The spelling of 13640053053 in words is "thirteen billion, six hundred forty million, fifty-three thousand, fifty-three".