1046226213905 has 32 divisors (see below), whose sum is σ = 1331322544800. Its totient is φ = 786562711552.

The previous prime is 1046226213863. The next prime is 1046226213919. The reversal of 1046226213905 is 5093126226401.

It is a Cunningham number, because it is equal to 1022852²+1.

It can be written as a sum of positive squares in 16 ways, for example, as 231691083649 + 814535130256 = 481343^2 + 902516^2 .

It is a cyclic number.

It is not a de Polignac number, because 1046226213905 - 2⁸ = 1046226213649 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 291182789 + ... + 291186381.

It is an arithmetic number, because the mean of its divisors is an integer number (41603829525).

Almost surely, 2^{1046226213905} is an apocalyptic number.

It is an amenable number.

1046226213905 is a deficient number, since it is larger than the sum of its proper divisors (285096330895).

1046226213905 is a wasteful number, since it uses less digits than its factorization.

1046226213905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7813.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 1046226213905 in words is "one trillion, forty-six billion, two hundred twenty-six million, two hundred thirteen thousand, nine hundred five".