22047727149 has 16 divisors (see below), whose sum is σ = 37329485440. Its totient is φ = 12598701120.

The previous prime is 22047727147. The next prime is 22047727151. The reversal of 22047727149 is 94172774022.

It is an interprime number because it is at equal distance from previous prime (22047727147) and next prime (22047727151).

It is not a de Polignac number, because 22047727149 - 2¹ = 22047727147 is a prime.

It is a super-2 number, since 2×22047727149² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22047727147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58327132 + ... + 58327509.

It is an arithmetic number, because the mean of its divisors is an integer number (2333092840).

Almost surely, 2^22047727149 is an apocalyptic number.

It is an amenable number.

22047727149 is a deficient number, since it is larger than the sum of its proper divisors (15281758291).

22047727149 is a wasteful number, since it uses less digits than its factorization.

22047727149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116654657 (or 116654651 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The spelling of 22047727149 in words is "twenty-two billion, forty-seven million, seven hundred twenty-seven thousand, one hundred forty-nine".