22770288441 has 12 divisors (see below), whose sum is σ = 32914250980. Its totient is φ = 15169191840.

The previous prime is 22770288439. The next prime is 22770288479. The reversal of 22770288441 is 14488207722.

It can be written as a sum of positive squares in 2 ways, for example, as 3533708025 + 19236580416 = 59445^2 + 138696^2 .

It is not a de Polignac number, because 22770288441 - 2¹ = 22770288439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22770288341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 903586 + ... + 928443.

Almost surely, 2^22770288441 is an apocalyptic number.

It is an amenable number.

22770288441 is a deficient number, since it is larger than the sum of its proper divisors (10143962539).

22770288441 is a wasteful number, since it uses less digits than its factorization.

22770288441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833416 (or 1833413 counting only the distinct ones).

The product of its (nonzero) digits is 401408, while the sum is 45.

The spelling of 22770288441 in words is "twenty-two billion, seven hundred seventy million, two hundred eighty-eight thousand, four hundred forty-one".