16819162310408 has 16 divisors (see below), whose sum is σ = 32623375171500. Its totient is φ = 8119595598016.

The previous prime is 16819162310371. The next prime is 16819162310417. The reversal of 16819162310408 is 80401326191861.

It can be written as a sum of positive squares in 2 ways, for example, as 16457285470564 + 361876839844 = 4056758^2 + 601562^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36248194403 + ... + 36248194866.

Almost surely, 2^{16819162310408} is an apocalyptic number.

It is an amenable number.

16819162310408 is a deficient number, since it is larger than the sum of its proper divisors (15804212861092).

16819162310408 is a wasteful number, since it uses less digits than its factorization.

16819162310408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72496389304 (or 72496389300 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 50.

The spelling of 16819162310408 in words is "sixteen trillion, eight hundred nineteen billion, one hundred sixty-two million, three hundred ten thousand, four hundred eight".