1716891012 has 48 divisors (see below), whose sum is σ = 4545918720. Its totient is φ = 560118816.

The previous prime is 1716890999. The next prime is 1716891019. The reversal of 1716891012 is 2101986171.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1716891019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164043 + ... + 174194.

It is an arithmetic number, because the mean of its divisors is an integer number (94706640).

Almost surely, 2^1716891012 is an apocalyptic number.

1716891012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1716891012 is an abundant number, since it is smaller than the sum of its proper divisors (2829027708).

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

1716891012 is a wasteful number, since it uses less digits than its factorization.

1716891012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338297 (or 338289 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 36.

The square root of 1716891012 is about 41435.3835749109. The cubic root of 1716891012 is about 1197.4229446164.

The spelling of 1716891012 in words is "one billion, seven hundred sixteen million, eight hundred ninety-one thousand, twelve".