244155163407 has 4 divisors (see below), whose sum is σ = 325540217880. Its totient is φ = 162770108936.

The previous prime is 244155163333. The next prime is 244155163423. The reversal of 244155163407 is 704361551442.

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

It is a cyclic number.

It is not a de Polignac number, because 244155163407 - 2⁸ = 244155163151 is a prime.

It is a super-2 number, since 2×244155163407² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244155163487) by changing a digit.

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, 40692527232 + ... + 40692527237.

It is an arithmetic number, because the mean of its divisors is an integer number (81385054470).

Almost surely, 2^244155163407 is an apocalyptic number.

244155163407 is a deficient number, since it is larger than the sum of its proper divisors (81385054473).

244155163407 is an equidigital number, since it uses as much as digits as its factorization.

244155163407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81385054472.

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 244155163407 in words is "two hundred forty-four billion, one hundred fifty-five million, one hundred sixty-three thousand, four hundred seven".