22545434016 has 72 divisors (see below), whose sum is σ = 73272667104. Its totient is φ = 6441552000.

The previous prime is 22545433973. The next prime is 22545434053. The reversal of 22545434016 is 61043454522.

22545434016 is a `hidden beast` number, since 2 + 254 + 54 + 340 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5589610 + ... + 5593641.

It is an arithmetic number, because the mean of its divisors is an integer number (1017675932).

Almost surely, 2^22545434016 is an apocalyptic number.

It is an amenable number.

22545434016 is an abundant number, since it is smaller than the sum of its proper divisors (50727233088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22545434016 is a wasteful number, since it uses less digits than its factorization.

22545434016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11183274 (or 11183263 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 22545434016 its reverse (61043454522), we get a palindrome (83588888538).

The spelling of 22545434016 in words is "twenty-two billion, five hundred forty-five million, four hundred thirty-four thousand, sixteen".