245542560266 has 8 divisors (see below), whose sum is σ = 368509861920. Its totient is φ = 122705939628.

The previous prime is 245542560229. The next prime is 245542560283. The reversal of 245542560266 is 662065245542.

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

It is a super-2 number, since 2×245542560266² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 245542560266.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32665556 + ... + 32673071.

It is an arithmetic number, because the mean of its divisors is an integer number (46063732740).

Almost surely, 2^245542560266 is an apocalyptic number.

245542560266 is a deficient number, since it is larger than the sum of its proper divisors (122967301654).

245542560266 is a wasteful number, since it uses less digits than its factorization.

245542560266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65340508.

The product of its (nonzero) digits is 3456000, while the sum is 47.

The spelling of 245542560266 in words is "two hundred forty-five billion, five hundred forty-two million, five hundred sixty thousand, two hundred sixty-six".