1608997162363 has 16 divisors (see below), whose sum is σ = 1697082660000. Its totient is φ = 1521253170432.

The previous prime is 1608997162313. The next prime is 1608997162373. The reversal of 1608997162363 is 3632617998061.

It is a cyclic number.

It is not a de Polignac number, because 1608997162363 - 2²¹ = 1608995065211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1608997162313) 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, 49162881 + ... + 49195597.

It is an arithmetic number, because the mean of its divisors is an integer number (106067666250).

Almost surely, 2^{1608997162363} is an apocalyptic number.

1608997162363 is a deficient number, since it is larger than the sum of its proper divisors (88085497637).

1608997162363 is a wasteful number, since it uses less digits than its factorization.

1608997162363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37854.

The product of its (nonzero) digits is 17635968, while the sum is 61.

The spelling of 1608997162363 in words is "one trillion, six hundred eight billion, nine hundred ninety-seven million, one hundred sixty-two thousand, three hundred sixty-three".