1790222327845 has 32 divisors (see below), whose sum is σ = 2473790699520. Its totient is φ = 1218294000960.

The previous prime is 1790222327759. The next prime is 1790222327867. The reversal of 1790222327845 is 5487232220971.

It is a happy number.

It is not a de Polignac number, because 1790222327845 - 2²⁷ = 1790088110117 is a prime.

It is a super-2 number, since 2×1790222327845² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1790222327792 and 1790222327801.

It is a congruent number.

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, 2867250 + ... + 3435340.

It is an arithmetic number, because the mean of its divisors is an integer number (77305959360).

Almost surely, 2^{1790222327845} is an apocalyptic number.

It is an amenable number.

1790222327845 is a deficient number, since it is larger than the sum of its proper divisors (683568371675).

1790222327845 is a wasteful number, since it uses less digits than its factorization.

1790222327845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568785.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 1790222327845 in words is "one trillion, seven hundred ninety billion, two hundred twenty-two million, three hundred twenty-seven thousand, eight hundred forty-five".