1226927350385 has 16 divisors (see below), whose sum is σ = 1643511988800. Its totient is φ = 871559384640.

The previous prime is 1226927350379. The next prime is 1226927350391. The reversal of 1226927350385 is 5830537296221.

It is an interprime number because it is at equal distance from previous prime (1226927350379) and next prime (1226927350391).

It is not a de Polignac number, because 1226927350385 - 2¹² = 1226927346289 is a prime.

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, 259390310 + ... + 259395039.

It is an arithmetic number, because the mean of its divisors is an integer number (102719499300).

Almost surely, 2^{1226927350385} is an apocalyptic number.

It is an amenable number.

1226927350385 is a deficient number, since it is larger than the sum of its proper divisors (416584638415).

1226927350385 is a wasteful number, since it uses less digits than its factorization.

1226927350385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518785408.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 1226927350385 in words is "one trillion, two hundred twenty-six billion, nine hundred twenty-seven million, three hundred fifty thousand, three hundred eighty-five".