1550514444342 has 8 divisors (see below), whose sum is σ = 3101028888696. Its totient is φ = 516838148112.

The previous prime is 1550514444317. The next prime is 1550514444343. The reversal of 1550514444342 is 2434444150551.

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

1550514444342 is an admirable number.

It is a super-2 number, since 2×1550514444342² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1550514444294 and 1550514444303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550514444343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129209537023 + ... + 129209537034.

It is an arithmetic number, because the mean of its divisors is an integer number (387628611087).

Almost surely, 2^{1550514444342} is an apocalyptic number.

1550514444342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1550514444342 is a wasteful number, since it uses less digits than its factorization.

1550514444342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258419074062.

The product of its (nonzero) digits is 768000, while the sum is 42.

Adding to 1550514444342 its reverse (2434444150551), we get a palindrome (3984958594893).

The spelling of 1550514444342 in words is "one trillion, five hundred fifty billion, five hundred fourteen million, four hundred forty-four thousand, three hundred forty-two".