13540253982 has 16 divisors (see below), whose sum is σ = 27134352000. Its totient is φ = 4504443992.

The previous prime is 13540253957. The next prime is 13540253989. The reversal of 13540253982 is 28935204531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13540253989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2240232 + ... + 2246267.

It is an arithmetic number, because the mean of its divisors is an integer number (1695897000).

Almost surely, 2^13540253982 is an apocalyptic number.

13540253982 is an abundant number, since it is smaller than the sum of its proper divisors (13594098018).

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

13540253982 is a wasteful number, since it uses less digits than its factorization.

13540253982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4487007.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 13540253982 in words is "thirteen billion, five hundred forty million, two hundred fifty-three thousand, nine hundred eighty-two".