1550402452244 has 12 divisors (see below), whose sum is σ = 2721401285568. Its totient is φ = 772859227800.

The previous prime is 1550402452243. The next prime is 1550402452253. The reversal of 1550402452244 is 4422542040551.

It is a junction number, because it is equal to n+sod(n) for n = 1550402452198 and 1550402452207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550402452243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585498092 + ... + 585500739.

It is an arithmetic number, because the mean of its divisors is an integer number (226783440464).

Almost surely, 2^{1550402452244} is an apocalyptic number.

It is an amenable number.

1550402452244 is a deficient number, since it is larger than the sum of its proper divisors (1170998833324).

1550402452244 is a wasteful number, since it uses less digits than its factorization.

1550402452244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170999166 (or 1170999164 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 38.

Adding to 1550402452244 its reverse (4422542040551), we get a palindrome (5972944492795).

The spelling of 1550402452244 in words is "one trillion, five hundred fifty billion, four hundred two million, four hundred fifty-two thousand, two hundred forty-four".