13561416404 has 6 divisors (see below), whose sum is σ = 23732478714. Its totient is φ = 6780708200.

The previous prime is 13561416391. The next prime is 13561416439. The reversal of 13561416404 is 40461416531.

It can be written as a sum of positive squares in only one way, i.e., 13561068304 + 348100 = 116452^2 + 590^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1695177047 + ... + 1695177054.

It is an arithmetic number, because the mean of its divisors is an integer number (3955413119).

Almost surely, 2^13561416404 is an apocalyptic number.

It is an amenable number.

13561416404 is a deficient number, since it is larger than the sum of its proper divisors (10171062310).

13561416404 is a wasteful number, since it uses less digits than its factorization.

13561416404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3390354105 (or 3390354103 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 13561416404 in words is "thirteen billion, five hundred sixty-one million, four hundred sixteen thousand, four hundred four".