1662320230737 has 8 divisors (see below), whose sum is σ = 2237141245536. Its totient is φ = 1097856351552.

The previous prime is 1662320230693. The next prime is 1662320230763. The reversal of 1662320230737 is 7370320232661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1662320230737 - 2⁶ = 1662320230673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1662324230737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2589283528 + ... + 2589284169.

It is an arithmetic number, because the mean of its divisors is an integer number (279642655692).

Almost surely, 2^{1662320230737} is an apocalyptic number.

It is an amenable number.

1662320230737 is a deficient number, since it is larger than the sum of its proper divisors (574821014799).

1662320230737 is a wasteful number, since it uses less digits than its factorization.

1662320230737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5178567807.

The product of its (nonzero) digits is 381024, while the sum is 42.

The spelling of 1662320230737 in words is "one trillion, six hundred sixty-two billion, three hundred twenty million, two hundred thirty thousand, seven hundred thirty-seven".