22165436151 has 12 divisors (see below), whose sum is σ = 32020651728. Its totient is φ = 14775152544.

The previous prime is 22165436149. The next prime is 22165436159. The reversal of 22165436151 is 15163456122.

22165436151 is a `hidden beast` number, since 2 + 2 + 1 + 6 + 543 + 61 + 51 = 666.

It is not a de Polignac number, because 22165436151 - 2¹ = 22165436149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22165436159) 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, 70390 + ... + 222003.

It is an arithmetic number, because the mean of its divisors is an integer number (2668387644).

Almost surely, 2^22165436151 is an apocalyptic number.

22165436151 is a deficient number, since it is larger than the sum of its proper divisors (9855215577).

22165436151 is a wasteful number, since it uses less digits than its factorization.

22165436151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300822 (or 300819 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The spelling of 22165436151 in words is "twenty-two billion, one hundred sixty-five million, four hundred thirty-six thousand, one hundred fifty-one".