22679477845 has 8 divisors (see below), whose sum is σ = 27222257664. Its totient is φ = 18138992784.

The previous prime is 22679477839. The next prime is 22679477903. The reversal of 22679477845 is 54877497622.

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

It is a cyclic number.

It is not a de Polignac number, because 22679477845 - 2¹⁷ = 22679346773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551869 + ... + 591538.

It is an arithmetic number, because the mean of its divisors is an integer number (3402782208).

Almost surely, 2^22679477845 is an apocalyptic number.

It is an amenable number.

22679477845 is a deficient number, since it is larger than the sum of its proper divisors (4542779819).

22679477845 is a wasteful number, since it uses less digits than its factorization.

22679477845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147379.

The product of its digits is 47416320, while the sum is 61.

The spelling of 22679477845 in words is "twenty-two billion, six hundred seventy-nine million, four hundred seventy-seven thousand, eight hundred forty-five".