13426506435560 has 32 divisors (see below), whose sum is σ = 30214757687040. Its totient is φ = 5369692670784.

The previous prime is 13426506435541. The next prime is 13426506435577. The reversal of 13426506435560 is 6553460562431.

It is a junction number, because it is equal to n+sod(n) for n = 13426506435499 and 13426506435508.

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, 28195412 + ... + 28667651.

It is an arithmetic number, because the mean of its divisors is an integer number (944211177720).

Almost surely, 2^{13426506435560} is an apocalyptic number.

13426506435560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13426506435560 is an abundant number, since it is smaller than the sum of its proper divisors (16788251251480).

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

13426506435560 is a wasteful number, since it uses less digits than its factorization.

13426506435560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56868977 (or 56868973 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 50.

Adding to 13426506435560 its reverse (6553460562431), we get a palindrome (19979966997991).

The spelling of 13426506435560 in words is "thirteen trillion, four hundred twenty-six billion, five hundred six million, four hundred thirty-five thousand, five hundred sixty".