22406800505 has 8 divisors (see below), whose sum is σ = 26890763400. Its totient is φ = 17923705216.

The previous prime is 22406800501. The next prime is 22406800519. The reversal of 22406800505 is 50500860422.

It can be written as a sum of positive squares in 4 ways, for example, as 890604649 + 21516195856 = 29843^2 + 146684^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22406800505 - 2² = 22406800501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22406800501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158660 + ... + 264549.

It is an arithmetic number, because the mean of its divisors is an integer number (3361345425).

Almost surely, 2^22406800505 is an apocalyptic number.

It is an amenable number.

22406800505 is a deficient number, since it is larger than the sum of its proper divisors (4483962895).

22406800505 is a wasteful number, since it uses less digits than its factorization.

22406800505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433803.

The product of its (nonzero) digits is 19200, while the sum is 32.

The spelling of 22406800505 in words is "twenty-two billion, four hundred six million, eight hundred thousand, five hundred five".