1550330103040 has 72 divisors (see below), whose sum is σ = 3755250351720. Its totient is φ = 613164220416.

The previous prime is 1550330103029. The next prime is 1550330103043. The reversal of 1550330103040 is 403010330551.

It can be written as a sum of positive squares in 4 ways, for example, as 271766201344 + 1278563901696 = 521312^2 + 1130736^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1550330102996 and 1550330103014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550330103043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6690549 + ... + 6918388.

It is an arithmetic number, because the mean of its divisors is an integer number (52156254885).

Almost surely, 2^{1550330103040} is an apocalyptic number.

1550330103040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1550330103040 is an abundant number, since it is smaller than the sum of its proper divisors (2204920248680).

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

1550330103040 is an equidigital number, since it uses as much as digits as its factorization.

1550330103040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13609047 (or 13609033 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 1550330103040 its reverse (403010330551), we get a palindrome (1953340433591).

The spelling of 1550330103040 in words is "one trillion, five hundred fifty billion, three hundred thirty million, one hundred three thousand, forty".