13561146355560 has 64 divisors (see below), whose sum is σ = 40683976488000. Its totient is φ = 3616257924096.

The previous prime is 13561146355543. The next prime is 13561146355657. The reversal of 13561146355560 is 6555364116531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8892016 + ... + 10304864.

It is an arithmetic number, because the mean of its divisors is an integer number (635687132625).

Almost surely, 2^{13561146355560} is an apocalyptic number.

13561146355560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13561146355560 is an abundant number, since it is smaller than the sum of its proper divisors (27122830132440).

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

13561146355560 is a wasteful number, since it uses less digits than its factorization.

13561146355560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492850 (or 1492846 counting only the distinct ones).

The product of its (nonzero) digits is 4860000, while the sum is 51.

The spelling of 13561146355560 in words is "thirteen trillion, five hundred sixty-one billion, one hundred forty-six million, three hundred fifty-five thousand, five hundred sixty".