1610165654243 has 4 divisors (see below), whose sum is σ = 1610198158368. Its totient is φ = 1610133150120.

The previous prime is 1610165654179. The next prime is 1610165654281. The reversal of 1610165654243 is 3424565610161.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1610165654243 - 2⁶ = 1610165654179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1610165654194 and 1610165654203.

It is not an unprimeable number, because it can be changed into a prime (1610165654443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16177643 + ... + 16276868.

It is an arithmetic number, because the mean of its divisors is an integer number (402549539592).

Almost surely, 2^{1610165654243} is an apocalyptic number.

1610165654243 is a deficient number, since it is larger than the sum of its proper divisors (32504125).

1610165654243 is an equidigital number, since it uses as much as digits as its factorization.

1610165654243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32504124.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 1610165654243 in words is "one trillion, six hundred ten billion, one hundred sixty-five million, six hundred fifty-four thousand, two hundred forty-three".