1606380987316 has 24 divisors (see below), whose sum is σ = 3213043868160. Its totient is φ = 688388588832.

The previous prime is 1606380987311. The next prime is 1606380987319. The reversal of 1606380987316 is 6137890836061.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606380987311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2191351 + ... + 2831038.

It is an arithmetic number, because the mean of its divisors is an integer number (133876827840).

Almost surely, 2^{1606380987316} is an apocalyptic number.

It is an amenable number.

1606380987316 is an abundant number, since it is smaller than the sum of its proper divisors (1606662880844).

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

1606380987316 is a wasteful number, since it uses less digits than its factorization.

1606380987316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5033823 (or 5033821 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 1606380987316 in words is "one trillion, six hundred six billion, three hundred eighty million, nine hundred eighty-seven thousand, three hundred sixteen".