13340052540 has 96 divisors (see below), whose sum is σ = 42467631360. Its totient is φ = 3474612288.

The previous prime is 13340052533. The next prime is 13340052553. The reversal of 13340052540 is 4525004331.

13340052540 is a `hidden beast` number, since 1 + 3 + 3 + 400 + 5 + 254 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264034 + ... + 310473.

It is an arithmetic number, because the mean of its divisors is an integer number (442371160).

Almost surely, 2^13340052540 is an apocalyptic number.

13340052540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13340052540 is an abundant number, since it is smaller than the sum of its proper divisors (29127578820).

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

13340052540 is a wasteful number, since it uses less digits than its factorization.

13340052540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574568 (or 574560 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 13340052540 its reverse (4525004331), we get a palindrome (17865056871).

The spelling of 13340052540 in words is "thirteen billion, three hundred forty million, fifty-two thousand, five hundred forty".