1655894016 has 520 divisors, whose sum is σ = 6089385984. Its totient is φ = 437944320.

The previous prime is 1655894003. The next prime is 1655894069. The reversal of 1655894016 is 6104985561.

1655894016 is a `hidden beast` number, since 1 + 6 + 558 + 94 + 0 + 1 + 6 = 666.

It is a congruent number.

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 39 ways as a sum of consecutive naturals, for example, 53415921 + ... + 53415951.

Almost surely, 2^1655894016 is an apocalyptic number.

1655894016 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 1655894016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3044692992).

1655894016 is an abundant number, since it is smaller than the sum of its proper divisors (4433491968).

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

1655894016 is an equidigital number, since it uses as much as digits as its factorization.

1655894016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 1655894016 is about 40692.6776705589. The cubic root of 1655894016 is about 1183.0711000131.

The spelling of 1655894016 in words is "one billion, six hundred fifty-five million, eight hundred ninety-four thousand, sixteen".