13661025360200 has 24 divisors (see below), whose sum is σ = 31761883962930. Its totient is φ = 5464410144000.

The previous prime is 13661025360197. The next prime is 13661025360251. The reversal of 13661025360200 is 206352016631.

It can be written as a sum of positive squares in 3 ways, for example, as 13341793580164 + 319231780036 = 3652642^2 + 565006^2 .

It is a super-2 number, since 2×13661025360200² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34152563201 + ... + 34152563600.

Almost surely, 2^{13661025360200} is an apocalyptic number.

13661025360200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13661025360200 is an abundant number, since it is smaller than the sum of its proper divisors (18100858602730).

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

13661025360200 is a wasteful number, since it uses less digits than its factorization.

13661025360200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68305126817 (or 68305126808 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 13661025360200 its reverse (206352016631), we get a palindrome (13867377376831).

The spelling of 13661025360200 in words is "thirteen trillion, six hundred sixty-one billion, twenty-five million, three hundred sixty thousand, two hundred".