245055432221005 has 48 divisors (see below), whose sum is σ = 357179513880960. Its totient is φ = 158077482421248.

The previous prime is 245055432220981. The next prime is 245055432221011. The reversal of 245055432221005 is 500122234550542.

It is not a de Polignac number, because 245055432221005 - 2⁷ = 245055432220877 is a prime.

It is a super-2 number, since 2×245055432221005² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15254151 + ... + 26884939.

It is an arithmetic number, because the mean of its divisors is an integer number (7441239872520).

Almost surely, 2^{245055432221005} is an apocalyptic number.

It is an amenable number.

245055432221005 is a deficient number, since it is larger than the sum of its proper divisors (112124081659955).

245055432221005 is a wasteful number, since it uses less digits than its factorization.

245055432221005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11632918 (or 11632901 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

Adding to 245055432221005 its reverse (500122234550542), we get a palindrome (745177666771547).

It can be divided in two parts, 2450 and 55432221005, that added together give a palindrome (55432223455).

The spelling of 245055432221005 in words is "two hundred forty-five trillion, fifty-five billion, four hundred thirty-two million, two hundred twenty-one thousand, five".