1263345242206 has 8 divisors (see below), whose sum is σ = 1895071931640. Its totient is φ = 631654598328.

The previous prime is 1263345242197. The next prime is 1263345242209. The reversal of 1263345242206 is 6022425433621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1263345242209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8923596 + ... + 9064063.

It is an arithmetic number, because the mean of its divisors is an integer number (236883991455).

Almost surely, 2^{1263345242206} is an apocalyptic number.

1263345242206 is a deficient number, since it is larger than the sum of its proper divisors (631726689434).

1263345242206 is a wasteful number, since it uses less digits than its factorization.

1263345242206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18022778.

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 1263345242206 in words is "one trillion, two hundred sixty-three billion, three hundred forty-five million, two hundred forty-two thousand, two hundred six".