916664586552 has 576 divisors, whose sum is σ = 3084910583040. Its totient is φ = 243282124800.

The previous prime is 916664586503. The next prime is 916664586559. The reversal of 916664586552 is 255685466619.

It is a self number, because there is not a number n which added to its sum of digits gives 916664586552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916664586559) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 403282888 + ... + 403285160.

It is an arithmetic number, because the mean of its divisors is an integer number (5355747540).

Almost surely, 2^916664586552 is an apocalyptic number.

916664586552 is a gapful number since it is divisible by the number (92) 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 916664586552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1542455291520).

916664586552 is an abundant number, since it is smaller than the sum of its proper divisors (2168245996488).

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

916664586552 is a wasteful number, since it uses less digits than its factorization.

916664586552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2476 (or 2456 counting only the distinct ones).

The product of its digits is 93312000, while the sum is 63.

The spelling of 916664586552 in words is "nine hundred sixteen billion, six hundred sixty-four million, five hundred eighty-six thousand, five hundred fifty-two".