13884887802485 has 32 divisors (see below), whose sum is σ = 19832231849472. Its totient is φ = 9133264546560.

The previous prime is 13884887802481. The next prime is 13884887802509. The reversal of 13884887802485 is 58420878848831.

It is not a de Polignac number, because 13884887802485 - 2² = 13884887802481 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13884887802481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75414542 + ... + 75598431.

It is an arithmetic number, because the mean of its divisors is an integer number (619757245296).

Almost surely, 2^{13884887802485} is an apocalyptic number.

It is an amenable number.

13884887802485 is a deficient number, since it is larger than the sum of its proper divisors (5947344046987).

13884887802485 is a wasteful number, since it uses less digits than its factorization.

13884887802485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151013093.

The product of its (nonzero) digits is 880803840, while the sum is 74.

The spelling of 13884887802485 in words is "thirteen trillion, eight hundred eighty-four billion, eight hundred eighty-seven million, eight hundred two thousand, four hundred eighty-five".