919116630 has 48 divisors (see below), whose sum is σ = 2454298704. Its totient is φ = 238472640.

The previous prime is 919116629. The next prime is 919116643. The reversal of 919116630 is 36611919.

919116630 is a `hidden beast` number, since 9 + 1 + 9 + 1 + 16 + 630 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134676 + ... + 141335.

It is an arithmetic number, because the mean of its divisors is an integer number (51131223).

Almost surely, 2^919116630 is an apocalyptic number.

919116630 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

919116630 is an abundant number, since it is smaller than the sum of its proper divisors (1535182074).

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

919116630 is a wasteful number, since it uses less digits than its factorization.

919116630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276061 (or 276058 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 919116630 is about 30316.9363557732. The cubic root of 919116630 is about 972.2774382040.

The spelling of 919116630 in words is "nine hundred nineteen million, one hundred sixteen thousand, six hundred thirty".