16703885220387 has 16 divisors (see below), whose sum is σ = 22316246249472. Its totient is φ = 11113736515200.

The previous prime is 16703885220383. The next prime is 16703885220391. The reversal of 16703885220387 is 78302258830761.

It is an interprime number because it is at equal distance from previous prime (16703885220383) and next prime (16703885220391).

It is not a de Polignac number, because 16703885220387 - 2² = 16703885220383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16703885220387.

It is not an unprimeable number, because it can be changed into a prime (16703885220383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3692262 + ... + 6858612.

It is an arithmetic number, because the mean of its divisors is an integer number (1394765390592).

Almost surely, 2^{16703885220387} is an apocalyptic number.

16703885220387 is a deficient number, since it is larger than the sum of its proper divisors (5612361029085).

16703885220387 is a wasteful number, since it uses less digits than its factorization.

16703885220387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169858.

The product of its (nonzero) digits is 27095040, while the sum is 60.

The spelling of 16703885220387 in words is "sixteen trillion, seven hundred three billion, eight hundred eighty-five million, two hundred twenty thousand, three hundred eighty-seven".