1606750656 has 112 divisors (see below), whose sum is σ = 5114300160. Its totient is φ = 434903040.

The previous prime is 1606750643. The next prime is 1606750679. The reversal of 1606750656 is 6560576061.

It is a tau number, because it is divible by the number of its divisors (112).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5925 + ... + 56996.

Almost surely, 2^1606750656 is an apocalyptic number.

1606750656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1606750656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2557150080).

1606750656 is an abundant number, since it is smaller than the sum of its proper divisors (3507549504).

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

1606750656 is a wasteful number, since it uses less digits than its factorization.

1606750656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62962 (or 62952 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 1606750656 is about 40084.2943807172. The cubic root of 1606750656 is about 1171.2497071232.

The spelling of 1606750656 in words is "one billion, six hundred six million, seven hundred fifty thousand, six hundred fifty-six".