13136354540 has 24 divisors (see below), whose sum is σ = 27693695232. Its totient is φ = 5234094080.

The previous prime is 13136354507. The next prime is 13136354593. The reversal of 13136354540 is 4545363131.

It is a super-2 number, since 2×13136354540² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13136354540.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1272716 + ... + 1282995.

It is an arithmetic number, because the mean of its divisors is an integer number (1153903968).

Almost surely, 2^13136354540 is an apocalyptic number.

13136354540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13136354540 is an abundant number, since it is smaller than the sum of its proper divisors (14557340692).

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

13136354540 is a wasteful number, since it uses less digits than its factorization.

13136354540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555977 (or 2555975 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 13136354540 in words is "thirteen billion, one hundred thirty-six million, three hundred fifty-four thousand, five hundred forty".