1656833164 has 12 divisors (see below), whose sum is σ = 3313666384. Its totient is φ = 710071344.

The previous prime is 1656833153. The next prime is 1656833173. The reversal of 1656833164 is 4613386561.

1656833164 is an admirable number.

It is a super-2 number, since 2×1656833164² = 5490192266660501792, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1656833164.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29586279 + ... + 29586334.

Almost surely, 2^1656833164 is an apocalyptic number.

1656833164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1656833164 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.

1656833164 is a wasteful number, since it uses less digits than its factorization.

1656833164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59172624 (or 59172622 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The square root of 1656833164 is about 40704.2155556399. The cubic root of 1656833164 is about 1183.2947191702.

The spelling of 1656833164 in words is "one billion, six hundred fifty-six million, eight hundred thirty-three thousand, one hundred sixty-four".