1542382783665 has 8 divisors (see below), whose sum is σ = 2467812453888. Its totient is φ = 822604151280.

The previous prime is 1542382783607. The next prime is 1542382783717. The reversal of 1542382783665 is 5663872832451.

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

It is not a de Polignac number, because 1542382783665 - 2¹¹ = 1542382781617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1542382783599 and 1542382783608.

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, 51412759441 + ... + 51412759470.

It is an arithmetic number, because the mean of its divisors is an integer number (308476556736).

Almost surely, 2^{1542382783665} is an apocalyptic number.

1542382783665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1542382783665 is a deficient number, since it is larger than the sum of its proper divisors (925429670223).

1542382783665 is a wasteful number, since it uses less digits than its factorization.

1542382783665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102825518919.

The product of its digits is 58060800, while the sum is 60.

The spelling of 1542382783665 in words is "one trillion, five hundred forty-two billion, three hundred eighty-two million, seven hundred eighty-three thousand, six hundred sixty-five".