961870583800 has 192 divisors, whose sum is σ = 2568744161280. Its totient is φ = 328120919040.

The previous prime is 961870583789. The next prime is 961870583831. The reversal of 961870583800 is 8385078169.

It is a congruent number.

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, 527629689 + ... + 527631511.

It is an arithmetic number, because the mean of its divisors is an integer number (13378875840).

Almost surely, 2^961870583800 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 961870583800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1284372080640).

961870583800 is an abundant number, since it is smaller than the sum of its proper divisors (1606873577480).

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

961870583800 is a wasteful number, since it uses less digits than its factorization.

961870583800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3542 (or 3533 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 55.

The spelling of 961870583800 in words is "nine hundred sixty-one billion, eight hundred seventy million, five hundred eighty-three thousand, eight hundred".