22245425512346 has 32 divisors (see below), whose sum is σ = 34786756039680. Its totient is φ = 10656977184000.

The previous prime is 22245425512279. The next prime is 22245425512367. The reversal of 22245425512346 is 64321552454222.

It is a self number, because there is not a number n which added to its sum of digits gives 22245425512346.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304791410 + ... + 304864386.

It is an arithmetic number, because the mean of its divisors is an integer number (1087086126240).

Almost surely, 2^{22245425512346} is an apocalyptic number.

22245425512346 is a deficient number, since it is larger than the sum of its proper divisors (12541330527334).

22245425512346 is a wasteful number, since it uses less digits than its factorization.

22245425512346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121790.

The product of its digits is 4608000, while the sum is 47.

Adding to 22245425512346 its reverse (64321552454222), we get a palindrome (86566977966568).

The spelling of 22245425512346 in words is "twenty-two trillion, two hundred forty-five billion, four hundred twenty-five million, five hundred twelve thousand, three hundred forty-six".