1226342745250 has 32 divisors (see below), whose sum is σ = 2623672711296. Its totient is φ = 420460369200.

The previous prime is 1226342745181. The next prime is 1226342745263. The reversal of 1226342745250 is 525472436221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1226342745197 and 1226342745206.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 350381892 + ... + 350385391.

It is an arithmetic number, because the mean of its divisors is an integer number (81989772228).

Almost surely, 2^{1226342745250} is an apocalyptic number.

1226342745250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1226342745250 is an abundant number, since it is smaller than the sum of its proper divisors (1397329966046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1226342745250 is an equidigital number, since it uses as much as digits as its factorization.

1226342745250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700767307 (or 700767297 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 1226342745250 in words is "one trillion, two hundred twenty-six billion, three hundred forty-two million, seven hundred forty-five thousand, two hundred fifty".