1606406137316 has 12 divisors (see below), whose sum is σ = 2811736139520. Its totient is φ = 803052954600.

The previous prime is 1606406137289. The next prime is 1606406137381. The reversal of 1606406137316 is 6137316046061.

It is a happy number.

It is a super-2 number, since 2×1606406137316² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37504436 + ... + 37547243.

It is an arithmetic number, because the mean of its divisors is an integer number (234311344960).

Almost surely, 2^{1606406137316} is an apocalyptic number.

It is an amenable number.

1606406137316 is a deficient number, since it is larger than the sum of its proper divisors (1205330002204).

1606406137316 is a wasteful number, since it uses less digits than its factorization.

1606406137316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75057034 (or 75057032 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 1606406137316 in words is "one trillion, six hundred six billion, four hundred six million, one hundred thirty-seven thousand, three hundred sixteen".