1550118124267 has 2 divisors, whose sum is σ = 1550118124268. Its totient is φ = 1550118124266.

The previous prime is 1550118124249. The next prime is 1550118124271. The reversal of 1550118124267 is 7624218110551.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1550118124267 is a prime.

It is not a weakly prime, because it can be changed into another prime (1550118124967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775059062133 + 775059062134.

It is an arithmetic number, because the mean of its divisors is an integer number (775059062134).

Almost surely, 2^{1550118124267} is an apocalyptic number.

1550118124267 is a deficient number, since it is larger than the sum of its proper divisors (1).

1550118124267 is an equidigital number, since it uses as much as digits as its factorization.

1550118124267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 134400, while the sum is 43.

The spelling of 1550118124267 in words is "one trillion, five hundred fifty billion, one hundred eighteen million, one hundred twenty-four thousand, two hundred sixty-seven".