16116665730 has 64 divisors (see below), whose sum is σ = 42408576000. Its totient is φ = 3887421120.

The previous prime is 16116665729. The next prime is 16116665743. The reversal of 16116665730 is 3756661161.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57040 + ... + 188379.

It is an arithmetic number, because the mean of its divisors is an integer number (662634000).

Almost surely, 2^16116665730 is an apocalyptic number.

16116665730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16116665730 is an abundant number, since it is smaller than the sum of its proper divisors (26291910270).

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

16116665730 is a wasteful number, since it uses less digits than its factorization.

16116665730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245639.

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 16116665730 in words is "sixteen billion, one hundred sixteen million, six hundred sixty-five thousand, seven hundred thirty".