1042226564651 has 4 divisors (see below), whose sum is σ = 1042237964112. Its totient is φ = 1042215165192.

The previous prime is 1042226564627. The next prime is 1042226564669. The reversal of 1042226564651 is 1564656222401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1042226564651 - 2¹⁴ = 1042226548267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042226564251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5561471 + ... + 5745816.

It is an arithmetic number, because the mean of its divisors is an integer number (260559491028).

Almost surely, 2^{1042226564651} is an apocalyptic number.

1042226564651 is a deficient number, since it is larger than the sum of its proper divisors (11399461).

1042226564651 is an equidigital number, since it uses as much as digits as its factorization.

1042226564651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11399460.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 1042226564651 in words is "one trillion, forty-two billion, two hundred twenty-six million, five hundred sixty-four thousand, six hundred fifty-one".