13604505662442 has 32 divisors (see below), whose sum is σ = 27792371158272. Its totient is φ = 4437639448064.

The previous prime is 13604505662413. The next prime is 13604505662459. The reversal of 13604505662442 is 24426650540631.

It is a junction number, because it is equal to n+sod(n) for n = 13604505662391 and 13604505662400.

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, 2090643 + ... + 5619590.

It is an arithmetic number, because the mean of its divisors is an integer number (868511598696).

Almost surely, 2^{13604505662442} is an apocalyptic number.

13604505662442 is an abundant number, since it is smaller than the sum of its proper divisors (14187865495830).

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

13604505662442 is a wasteful number, since it uses less digits than its factorization.

13604505662442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7716542.

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 13604505662442 in words is "thirteen trillion, six hundred four billion, five hundred five million, six hundred sixty-two thousand, four hundred forty-two".