22419197078 has 8 divisors (see below), whose sum is σ = 33718954368. Its totient is φ = 11179545624.

The previous prime is 22419197033. The next prime is 22419197089. The reversal of 22419197078 is 87079191422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15025526 + ... + 15027017.

It is an arithmetic number, because the mean of its divisors is an integer number (4214869296).

Almost surely, 2^22419197078 is an apocalyptic number.

22419197078 is a deficient number, since it is larger than the sum of its proper divisors (11299757290).

22419197078 is a wasteful number, since it uses less digits than its factorization.

22419197078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30052918.

The product of its (nonzero) digits is 508032, while the sum is 50.

The spelling of 22419197078 in words is "twenty-two billion, four hundred nineteen million, one hundred ninety-seven thousand, seventy-eight".