16668350034 has 32 divisors (see below), whose sum is σ = 38106668160. Its totient is φ = 4761437952.

The previous prime is 16668350011. The next prime is 16668350051. The reversal of 16668350034 is 43005386661.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189712 + ... + 263300.

It is an arithmetic number, because the mean of its divisors is an integer number (1190833380).

Almost surely, 2^16668350034 is an apocalyptic number.

16668350034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16668350034 is an abundant number, since it is smaller than the sum of its proper divisors (21438318126).

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

16668350034 is a wasteful number, since it uses less digits than its factorization.

16668350034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78994.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 16668350034 in words is "sixteen billion, six hundred sixty-eight million, three hundred fifty thousand, thirty-four".