961594517814 has 128 divisors (see below), whose sum is σ = 2343046078464. Its totient is φ = 257261184000.

The previous prime is 961594517803. The next prime is 961594517827. The reversal of 961594517814 is 418715495169.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8664354 + ... + 8774634.

It is an arithmetic number, because the mean of its divisors is an integer number (18305047488).

Almost surely, 2^961594517814 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 961594517814, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1171523039232).

961594517814 is an abundant number, since it is smaller than the sum of its proper divisors (1381451560650).

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

961594517814 is a wasteful number, since it uses less digits than its factorization.

961594517814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110542.

The product of its digits is 10886400, while the sum is 60.

The spelling of 961594517814 in words is "nine hundred sixty-one billion, five hundred ninety-four million, five hundred seventeen thousand, eight hundred fourteen".