1641714984 has 192 divisors, whose sum is σ = 5496167040. Its totient is φ = 431101440.

The previous prime is 1641714941. The next prime is 1641715051. The reversal of 1641714984 is 4894171461.

1641714984 is a `hidden beast` number, since 16 + 417 + 149 + 84 = 666.

It is a nude number because it is divisible by every one of its digits.

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, 2168334 + ... + 2169090.

It is an arithmetic number, because the mean of its divisors is an integer number (28625870).

Almost surely, 2^1641714984 is an apocalyptic number.

1641714984 is a gapful number since it is divisible by the number (14) 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 1641714984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2748083520).

1641714984 is an abundant number, since it is smaller than the sum of its proper divisors (3854452056).

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

1641714984 is a wasteful number, since it uses less digits than its factorization.

1641714984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120 (or 1113 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 1641714984 is about 40518.0821856119. The cubic root of 1641714984 is about 1179.6846289253.

The spelling of 1641714984 in words is "one billion, six hundred forty-one million, seven hundred fourteen thousand, nine hundred eighty-four".