1000816451746 has 16 divisors (see below), whose sum is σ = 1502099968824. Its totient is φ = 500116529664.

The previous prime is 1000816451707. The next prime is 1000816451771. The reversal of 1000816451746 is 6471546180001.

It can be written as a sum of positive squares in 4 ways, for example, as 834005471121 + 166810980625 = 913239^2 + 408425^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47617936 + ... + 47638948.

Almost surely, 2^{1000816451746} is an apocalyptic number.

1000816451746 is a deficient number, since it is larger than the sum of its proper divisors (501283517078).

1000816451746 is a wasteful number, since it uses less digits than its factorization.

1000816451746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33765.

The product of its (nonzero) digits is 161280, while the sum is 43.

The spelling of 1000816451746 in words is "one trillion, eight hundred sixteen million, four hundred fifty-one thousand, seven hundred forty-six".