3494056566 has 256 divisors, whose sum is σ = 10045808640. Its totient is φ = 780088320.

The previous prime is 3494056513. The next prime is 3494056589. The reversal of 3494056566 is 6656504943.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7645410 + ... + 7645866.

It is an arithmetic number, because the mean of its divisors is an integer number (39241440).

Almost surely, 2^3494056566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3494056566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5022904320).

3494056566 is an abundant number, since it is smaller than the sum of its proper divisors (6551752074).

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

3494056566 is a wasteful number, since it uses less digits than its factorization.

3494056566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579.

The product of its (nonzero) digits is 2332800, while the sum is 48.

The square root of 3494056566 is about 59110.5453028476. The cubic root of 3494056566 is about 1517.4345815774.

The spelling of 3494056566 in words is "three billion, four hundred ninety-four million, fifty-six thousand, five hundred sixty-six".