22047730277450 has 12 divisors (see below), whose sum is σ = 41008778316150. Its totient is φ = 8819092110960.

The previous prime is 22047730277449. The next prime is 22047730277513. The reversal of 22047730277450 is 5477203774022.

It can be written as a sum of positive squares in 3 ways, for example, as 21573823326169 + 473906951281 = 4644763^2 + 688409^2 .

It is a super-3 number, since 3×22047730277450³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (50), and also a Moran number because the ratio is a prime number: 440954605549 = 22047730277450 / (2 + 2 + 0 + 4 + 7 + 7 + 3 + 0 + 2 + 7 + 7 + 4 + 5 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220477302725 + ... + 220477302824.

Almost surely, 2^{22047730277450} is an apocalyptic number.

22047730277450 is a deficient number, since it is larger than the sum of its proper divisors (18961048038700).

22047730277450 is a wasteful number, since it uses less digits than its factorization.

22047730277450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440954605561 (or 440954605556 counting only the distinct ones).

The product of its (nonzero) digits is 4609920, while the sum is 50.

The spelling of 22047730277450 in words is "twenty-two trillion, forty-seven billion, seven hundred thirty million, two hundred seventy-seven thousand, four hundred fifty".