245225422555 has 4 divisors (see below), whose sum is σ = 294270507072. Its totient is φ = 196180338040.

The previous prime is 245225422543. The next prime is 245225422583. The reversal of 245225422555 is 555224522542.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 245225422555 - 2⁷ = 245225422427 is a prime.

It is a Duffinian 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, 24522542251 + ... + 24522542260.

It is an arithmetic number, because the mean of its divisors is an integer number (73567626768).

Almost surely, 2^245225422555 is an apocalyptic number.

245225422555 is a deficient number, since it is larger than the sum of its proper divisors (49045084517).

245225422555 is an equidigital number, since it uses as much as digits as its factorization.

245225422555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49045084516.

The product of its digits is 1600000, while the sum is 43.

The spelling of 245225422555 in words is "two hundred forty-five billion, two hundred twenty-five million, four hundred twenty-two thousand, five hundred fifty-five".