3591791616 has 352 divisors, whose sum is σ = 11790720000. Its totient is φ = 949321728.

The previous prime is 3591791531. The next prime is 3591791627. The reversal of 3591791616 is 6161971953.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

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 31 ways as a sum of consecutive naturals, for example, 24105910 + ... + 24106058.

Almost surely, 2^3591791616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3591791616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5895360000).

3591791616 is an abundant number, since it is smaller than the sum of its proper divisors (8198928384).

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

3591791616 is a wasteful number, since it uses less digits than its factorization.

3591791616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 239 counting only the distinct ones).

The product of its digits is 306180, while the sum is 48.

The square root of 3591791616 is about 59931.5577638359. The cubic root of 3591791616 is about 1531.4531335101.

The spelling of 3591791616 in words is "three billion, five hundred ninety-one million, seven hundred ninety-one thousand, six hundred sixteen".