1071680358 has 64 divisors (see below), whose sum is σ = 2521847808. Its totient is φ = 297198720.

The previous prime is 1071680353. The next prime is 1071680399. The reversal of 1071680358 is 8530861701.

It is a super-2 number, since 2×1071680358² = 2296997579446016328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071680353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1175923 + ... + 1176833.

It is an arithmetic number, because the mean of its divisors is an integer number (39403872).

Almost surely, 2^1071680358 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1071680358, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1260923904).

1071680358 is an abundant number, since it is smaller than the sum of its proper divisors (1450167450).

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

1071680358 is a wasteful number, since it uses less digits than its factorization.

1071680358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717.

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 1071680358 is about 32736.5294128745. The cubic root of 1071680358 is about 1023.3442577771.

The spelling of 1071680358 in words is "one billion, seventy-one million, six hundred eighty thousand, three hundred fifty-eight".