247672244256 has 48 divisors (see below), whose sum is σ = 650379963744. Its totient is φ = 82526897664.

The previous prime is 247672244251. The next prime is 247672244359. The reversal of 247672244256 is 652442276742.

247672244256 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×247672244256² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 247672244199 and 247672244208.

It is not an unprimeable number, because it can be changed into a prime (247672244251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215026 + ... + 735921.

It is an arithmetic number, because the mean of its divisors is an integer number (13549582578).

Almost surely, 2^247672244256 is an apocalyptic number.

It is an amenable number.

247672244256 is an abundant number, since it is smaller than the sum of its proper divisors (402707719488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

247672244256 is a wasteful number, since it uses less digits than its factorization.

247672244256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953673 (or 953665 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 51.

The spelling of 247672244256 in words is "two hundred forty-seven billion, six hundred seventy-two million, two hundred forty-four thousand, two hundred fifty-six".