1241154223550 has 48 divisors (see below), whose sum is σ = 2346628228800. Its totient is φ = 488273788800.

The previous prime is 1241154223549. The next prime is 1241154223577. The reversal of 1241154223550 is 553224511421.

It is a self number, because there is not a number n which added to its sum of digits gives 1241154223550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51468896 + ... + 51493004.

It is an arithmetic number, because the mean of its divisors is an integer number (48888088100).

Almost surely, 2^{1241154223550} is an apocalyptic number.

1241154223550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1241154223550 is a deficient number, since it is larger than the sum of its proper divisors (1105474005250).

1241154223550 is a wasteful number, since it uses less digits than its factorization.

1241154223550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41061 (or 41056 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 1241154223550 its reverse (553224511421), we get a palindrome (1794378734971).

The spelling of 1241154223550 in words is "one trillion, two hundred forty-one billion, one hundred fifty-four million, two hundred twenty-three thousand, five hundred fifty".