13641513700 has 36 divisors (see below), whose sum is σ = 29614063780. Its totient is φ = 5454397440.

The previous prime is 13641513673. The next prime is 13641513701. The reversal of 13641513700 is 731514631.

It can be written as a sum of positive squares in 6 ways, for example, as 506520036 + 13134993664 = 22506^2 + 114608^2 .

It is not an unprimeable number, because it can be changed into a prime (13641513701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 232996 + ... + 285604.

Almost surely, 2^13641513700 is an apocalyptic number.

13641513700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13641513700 is an abundant number, since it is smaller than the sum of its proper divisors (15972550080).

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

13641513700 is a wasteful number, since it uses less digits than its factorization.

13641513700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55216 (or 55209 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The spelling of 13641513700 in words is "thirteen billion, six hundred forty-one million, five hundred thirteen thousand, seven hundred".