22245540450345 has 48 divisors (see below), whose sum is σ = 38867446800000. Its totient is φ = 11769498823680.

The previous prime is 22245540450323. The next prime is 22245540450391. The reversal of 22245540450345 is 54305404554222.

22245540450345 is a `hidden beast` number, since 2 + 2 + 2 + 4 + 554 + 0 + 4 + 50 + 3 + 45 = 666.

It is not a de Polignac number, because 22245540450345 - 2⁵ = 22245540450313 is a prime.

It is a super-3 number, since 3×22245540450345³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 22245540450345.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6388780 + ... + 9236210.

It is an arithmetic number, because the mean of its divisors is an integer number (809738475000).

Almost surely, 2^{22245540450345} is an apocalyptic number.

It is an amenable number.

22245540450345 is a deficient number, since it is larger than the sum of its proper divisors (16621906349655).

22245540450345 is a wasteful number, since it uses less digits than its factorization.

22245540450345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848830 (or 2848827 counting only the distinct ones).

The product of its (nonzero) digits is 3840000, while the sum is 45.

The spelling of 22245540450345 in words is "twenty-two trillion, two hundred forty-five billion, five hundred forty million, four hundred fifty thousand, three hundred forty-five".