16934173290 has 96 divisors (see below), whose sum is σ = 46059483600. Its totient is φ = 4311014400.

The previous prime is 16934173253. The next prime is 16934173303. The reversal of 16934173290 is 9237143961.

16934173290 is a `hidden beast` number, since 16 + 9 + 341 + 7 + 3 + 290 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 11200200561 + 5733972729 = 105831^2 + 75723^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 195840 + ... + 268740.

Almost surely, 2^16934173290 is an apocalyptic number.

16934173290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16934173290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23029741800).

16934173290 is an abundant number, since it is smaller than the sum of its proper divisors (29125310310).

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

16934173290 is a wasteful number, since it uses less digits than its factorization.

16934173290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73032 (or 73029 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 16934173290 in words is "sixteen billion, nine hundred thirty-four million, one hundred seventy-three thousand, two hundred ninety".