1606217712426 has 96 divisors (see below), whose sum is σ = 3547329532032. Its totient is φ = 525156203520.

The previous prime is 1606217712419. The next prime is 1606217712457. The reversal of 1606217712426 is 6242177126061.

1606217712426 is a `hidden beast` number, since 1 + 6 + 0 + 6 + 217 + 7 + 1 + 2 + 426 = 666.

It is a super-2 number, since 2×1606217712426² (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 47 ways as a sum of consecutive naturals, for example, 260619621 + ... + 260625783.

It is an arithmetic number, because the mean of its divisors is an integer number (36951349292).

Almost surely, 2^{1606217712426} is an apocalyptic number.

1606217712426 is an abundant number, since it is smaller than the sum of its proper divisors (1941111819606).

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

1606217712426 is a wasteful number, since it uses less digits than its factorization.

1606217712426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7308 (or 7305 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 1606217712426 in words is "one trillion, six hundred six billion, two hundred seventeen million, seven hundred twelve thousand, four hundred twenty-six".