916194948864 has 144 divisors (see below), whose sum is σ = 2659227648000. Its totient is φ = 278337466368.

The previous prime is 916194948811. The next prime is 916194948913. The reversal of 916194948864 is 468849491619.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207937 + ... + 1369535.

Almost surely, 2^916194948864 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 916194948864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1329613824000).

916194948864 is an abundant number, since it is smaller than the sum of its proper divisors (1743032699136).

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

916194948864 is a wasteful number, since it uses less digits than its factorization.

916194948864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161710 (or 1161696 counting only the distinct ones).

The product of its digits is 107495424, while the sum is 69.

The spelling of 916194948864 in words is "nine hundred sixteen billion, one hundred ninety-four million, nine hundred forty-eight thousand, eight hundred sixty-four".