1550340441441 has 72 divisors (see below), whose sum is σ = 2591878336320. Its totient is φ = 889852392000.

The previous prime is 1550340441437. The next prime is 1550340441487. The reversal of 1550340441441 is 1441440430551.

1550340441441 is a `hidden beast` number, since 1 + 5 + 503 + 4 + 0 + 4 + 4 + 144 + 1 = 666.

It is not a de Polignac number, because 1550340441441 - 2² = 1550340441437 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1550340441396 and 1550340441405.

It is not an unprimeable number, because it can be changed into a prime (1550340441431) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 72635431 + ... + 72656771.

Almost surely, 2^{1550340441441} is an apocalyptic number.

1550340441441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1550340441441 is a deficient number, since it is larger than the sum of its proper divisors (1041537894879).

1550340441441 is a wasteful number, since it uses less digits than its factorization.

1550340441441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24899 (or 24885 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 1550340441441 its reverse (1441440430551), we get a palindrome (2991780871992).

The spelling of 1550340441441 in words is "one trillion, five hundred fifty billion, three hundred forty million, four hundred forty-one thousand, four hundred forty-one".