22777297955 has 8 divisors (see below), whose sum is σ = 27381832272. Its totient is φ = 18189121888.

The previous prime is 22777297937. The next prime is 22777297987. The reversal of 22777297955 is 55979277722.

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 22777297955 - 2¹⁰ = 22777296931 is a prime.

It is a Duffinian 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, 4086497 + ... + 4092066.

It is an arithmetic number, because the mean of its divisors is an integer number (3422729034).

Almost surely, 2^22777297955 is an apocalyptic number.

22777297955 is a deficient number, since it is larger than the sum of its proper divisors (4604534317).

22777297955 is an equidigital number, since it uses as much as digits as its factorization.

22777297955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8179125.

The product of its digits is 38896200, while the sum is 62.

The spelling of 22777297955 in words is "twenty-two billion, seven hundred seventy-seven million, two hundred ninety-seven thousand, nine hundred fifty-five".