22545354205650 has 96 divisors (see below), whose sum is σ = 59920306247808. Its totient is φ = 5595274713600.

The previous prime is 22545354205601. The next prime is 22545354205727. The reversal of 22545354205650 is 5650245354522.

It is a self number, because there is not a number n which added to its sum of digits gives 22545354205650.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88181611 + ... + 88436910.

It is an arithmetic number, because the mean of its divisors is an integer number (624169856748).

Almost surely, 2^{22545354205650} is an apocalyptic number.

22545354205650 is an abundant number, since it is smaller than the sum of its proper divisors (37374952042158).

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

22545354205650 is a wasteful number, since it uses less digits than its factorization.

22545354205650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176618596 (or 176618591 counting only the distinct ones).

The product of its (nonzero) digits is 7200000, while the sum is 48.

The spelling of 22545354205650 in words is "twenty-two trillion, five hundred forty-five billion, three hundred fifty-four million, two hundred five thousand, six hundred fifty".