1550441342345 has 16 divisors (see below), whose sum is σ = 2128495978368. Its totient is φ = 1062071566080.

The previous prime is 1550441342339. The next prime is 1550441342371. The reversal of 1550441342345 is 5432431440551.

It is not a de Polignac number, because 1550441342345 - 2⁴⁰ = 450929714569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22636391 + ... + 22704780.

It is an arithmetic number, because the mean of its divisors is an integer number (133030998648).

Almost surely, 2^{1550441342345} is an apocalyptic number.

It is an amenable number.

1550441342345 is a deficient number, since it is larger than the sum of its proper divisors (578054636023).

1550441342345 is an equidigital number, since it uses as much as digits as its factorization.

1550441342345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45342160.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 1550441342345 its reverse (5432431440551), we get a palindrome (6982872782896).

The spelling of 1550441342345 in words is "one trillion, five hundred fifty billion, four hundred forty-one million, three hundred forty-two thousand, three hundred forty-five".