1606261633674 has 8 divisors (see below), whose sum is σ = 3212523267360. Its totient is φ = 535420544556.

The previous prime is 1606261633637. The next prime is 1606261633703. The reversal of 1606261633674 is 4763361626061.

It is a sphenic number, since it is the product of 3 distinct primes.

1606261633674 is an admirable number.

It is a super-3 number, since 3×1606261633674³ (a number of 38 digits) contains 333 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, 133855136134 + ... + 133855136145.

It is an arithmetic number, because the mean of its divisors is an integer number (401565408420).

Almost surely, 2^{1606261633674} is an apocalyptic number.

1606261633674 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1606261633674 is a wasteful number, since it uses less digits than its factorization.

1606261633674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267710272284.

The product of its (nonzero) digits is 3919104, while the sum is 51.

The spelling of 1606261633674 in words is "one trillion, six hundred six billion, two hundred sixty-one million, six hundred thirty-three thousand, six hundred seventy-four".